Home / 10,351.08-14,281.38-9,353.16

Finding the Fourth Proportional to 10,351.08, 14,281.38 and 9,353.16

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Solution

The fourth proportional to 10,351.08, 14,281.38 and 9,353.16 is: 12,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.08 : 14,281.38 = 9,353.16 : x
  2. Step 2: Convert to fraction form
    10,351.08/14,281.38 = 9,353.16/x
  3. Step 3: Cross multiply
    10,351.08x = 14,281.38 × 9,353.16
  4. Step 4: Simplify right side
    10,351.08x = 133,576,032.16
  5. Step 5: Solve for x
    x = 133,576,032.16/10,351.08
  6. Step 6: Final answer
    x = 12,904.55

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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.