Home / 4,807.22-7,210.55-1,847.07

Finding the Fourth Proportional to 4,807.22, 7,210.55 and 1,847.07

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Solution

The fourth proportional to 4,807.22, 7,210.55 and 1,847.07 is: 2,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.22 : 7,210.55 = 1,847.07 : x
  2. Step 2: Convert to fraction form
    4,807.22/7,210.55 = 1,847.07/x
  3. Step 3: Cross multiply
    4,807.22x = 7,210.55 × 1,847.07
  4. Step 4: Simplify right side
    4,807.22x = 13,318,395.21
  5. Step 5: Solve for x
    x = 13,318,395.21/4,807.22
  6. Step 6: Final answer
    x = 2,770.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.