Home / 10,498.08-14,487.36-6,516.78

Finding the Fourth Proportional to 10,498.08, 14,487.36 and 6,516.78

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Solution

The fourth proportional to 10,498.08, 14,487.36 and 6,516.78 is: 8,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.08 : 14,487.36 = 6,516.78 : x
  2. Step 2: Convert to fraction form
    10,498.08/14,487.36 = 6,516.78/x
  3. Step 3: Cross multiply
    10,498.08x = 14,487.36 × 6,516.78
  4. Step 4: Simplify right side
    10,498.08x = 94,410,937.90
  5. Step 5: Solve for x
    x = 94,410,937.90/10,498.08
  6. Step 6: Final answer
    x = 8,993.16

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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.