Home / 10,498.05-14,490.29-6,915.63

Finding the Fourth Proportional to 10,498.05, 14,490.29 and 6,915.63

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Solution

The fourth proportional to 10,498.05, 14,490.29 and 6,915.63 is: 9,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.05 : 14,490.29 = 6,915.63 : x
  2. Step 2: Convert to fraction form
    10,498.05/14,490.29 = 6,915.63/x
  3. Step 3: Cross multiply
    10,498.05x = 14,490.29 × 6,915.63
  4. Step 4: Simplify right side
    10,498.05x = 100,209,449.65
  5. Step 5: Solve for x
    x = 100,209,449.65/10,498.05
  6. Step 6: Final answer
    x = 9,545.53

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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.