Home / 10,306.28-14,220.27-6,955.31

Finding the Fourth Proportional to 10,306.28, 14,220.27 and 6,955.31

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Solution

The fourth proportional to 10,306.28, 14,220.27 and 6,955.31 is: 9,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.28 : 14,220.27 = 6,955.31 : x
  2. Step 2: Convert to fraction form
    10,306.28/14,220.27 = 6,955.31/x
  3. Step 3: Cross multiply
    10,306.28x = 14,220.27 × 6,955.31
  4. Step 4: Simplify right side
    10,306.28x = 98,906,386.13
  5. Step 5: Solve for x
    x = 98,906,386.13/10,306.28
  6. Step 6: Final answer
    x = 9,596.71

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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.