Home / 10,501.56-14,478.84-6,915.96

Finding the Fourth Proportional to 10,501.56, 14,478.84 and 6,915.96

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Solution

The fourth proportional to 10,501.56, 14,478.84 and 6,915.96 is: 9,535.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.56 : 14,478.84 = 6,915.96 : x
  2. Step 2: Convert to fraction form
    10,501.56/14,478.84 = 6,915.96/x
  3. Step 3: Cross multiply
    10,501.56x = 14,478.84 × 6,915.96
  4. Step 4: Simplify right side
    10,501.56x = 100,135,078.29
  5. Step 5: Solve for x
    x = 100,135,078.29/10,501.56
  6. Step 6: Final answer
    x = 9,535.26

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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.