Home / 10,350.68-15,515.90-4,108.62

Finding the Fourth Proportional to 10,350.68, 15,515.90 and 4,108.62

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Solution

The fourth proportional to 10,350.68, 15,515.90 and 4,108.62 is: 6,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.68 : 15,515.90 = 4,108.62 : x
  2. Step 2: Convert to fraction form
    10,350.68/15,515.90 = 4,108.62/x
  3. Step 3: Cross multiply
    10,350.68x = 15,515.90 × 4,108.62
  4. Step 4: Simplify right side
    10,350.68x = 63,748,916.51
  5. Step 5: Solve for x
    x = 63,748,916.51/10,350.68
  6. Step 6: Final answer
    x = 6,158.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.