Home / 10,459.74-15,688.22-3,885.03

Finding the Fourth Proportional to 10,459.74, 15,688.22 and 3,885.03

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Solution

The fourth proportional to 10,459.74, 15,688.22 and 3,885.03 is: 5,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.74 : 15,688.22 = 3,885.03 : x
  2. Step 2: Convert to fraction form
    10,459.74/15,688.22 = 3,885.03/x
  3. Step 3: Cross multiply
    10,459.74x = 15,688.22 × 3,885.03
  4. Step 4: Simplify right side
    10,459.74x = 60,949,185.92
  5. Step 5: Solve for x
    x = 60,949,185.92/10,459.74
  6. Step 6: Final answer
    x = 5,827.03

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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.