Home / 10,476.72-14,465.28-6,947.28

Finding the Fourth Proportional to 10,476.72, 14,465.28 and 6,947.28

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Solution

The fourth proportional to 10,476.72, 14,465.28 and 6,947.28 is: 9,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.72 : 14,465.28 = 6,947.28 : x
  2. Step 2: Convert to fraction form
    10,476.72/14,465.28 = 6,947.28/x
  3. Step 3: Cross multiply
    10,476.72x = 14,465.28 × 6,947.28
  4. Step 4: Simplify right side
    10,476.72x = 100,494,350.44
  5. Step 5: Solve for x
    x = 100,494,350.44/10,476.72
  6. Step 6: Final answer
    x = 9,592.16

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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.