Home / 10,084.55-15,130.98-4,459.25

Finding the Fourth Proportional to 10,084.55, 15,130.98 and 4,459.25

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Solution

The fourth proportional to 10,084.55, 15,130.98 and 4,459.25 is: 6,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.55 : 15,130.98 = 4,459.25 : x
  2. Step 2: Convert to fraction form
    10,084.55/15,130.98 = 4,459.25/x
  3. Step 3: Cross multiply
    10,084.55x = 15,130.98 × 4,459.25
  4. Step 4: Simplify right side
    10,084.55x = 67,472,860.39
  5. Step 5: Solve for x
    x = 67,472,860.39/10,084.55
  6. Step 6: Final answer
    x = 6,690.72

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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.