Home / 9,685.02-13,364.92-5,706.30

Finding the Fourth Proportional to 9,685.02, 13,364.92 and 5,706.30

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Solution

The fourth proportional to 9,685.02, 13,364.92 and 5,706.30 is: 7,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.02 : 13,364.92 = 5,706.30 : x
  2. Step 2: Convert to fraction form
    9,685.02/13,364.92 = 5,706.30/x
  3. Step 3: Cross multiply
    9,685.02x = 13,364.92 × 5,706.30
  4. Step 4: Simplify right side
    9,685.02x = 76,264,243.00
  5. Step 5: Solve for x
    x = 76,264,243.00/9,685.02
  6. Step 6: Final answer
    x = 7,874.45

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Double scale
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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.