Home / 4,528.46-6,246.62-2,847.20

Finding the Fourth Proportional to 4,528.46, 6,246.62 and 2,847.20

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Solution

The fourth proportional to 4,528.46, 6,246.62 and 2,847.20 is: 3,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.46 : 6,246.62 = 2,847.20 : x
  2. Step 2: Convert to fraction form
    4,528.46/6,246.62 = 2,847.20/x
  3. Step 3: Cross multiply
    4,528.46x = 6,246.62 × 2,847.20
  4. Step 4: Simplify right side
    4,528.46x = 17,785,376.81
  5. Step 5: Solve for x
    x = 17,785,376.81/4,528.46
  6. Step 6: Final answer
    x = 3,927.47

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Half scale
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Double scale
Find fourth proportional to 4,529.46, 6,248 and 2,848.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.