Home / 4,165.02-6,247.86-1,243.50

Finding the Fourth Proportional to 4,165.02, 6,247.86 and 1,243.50

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Solution

The fourth proportional to 4,165.02, 6,247.86 and 1,243.50 is: 1,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.02 : 6,247.86 = 1,243.50 : x
  2. Step 2: Convert to fraction form
    4,165.02/6,247.86 = 1,243.50/x
  3. Step 3: Cross multiply
    4,165.02x = 6,247.86 × 1,243.50
  4. Step 4: Simplify right side
    4,165.02x = 7,769,213.91
  5. Step 5: Solve for x
    x = 7,769,213.91/4,165.02
  6. Step 6: Final answer
    x = 1,865.35

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Double scale
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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.