Home / 10,277.12-15,417.98-3,257.53

Finding the Fourth Proportional to 10,277.12, 15,417.98 and 3,257.53

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Solution

The fourth proportional to 10,277.12, 15,417.98 and 3,257.53 is: 4,887.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.12 : 15,417.98 = 3,257.53 : x
  2. Step 2: Convert to fraction form
    10,277.12/15,417.98 = 3,257.53/x
  3. Step 3: Cross multiply
    10,277.12x = 15,417.98 × 3,257.53
  4. Step 4: Simplify right side
    10,277.12x = 50,224,489.77
  5. Step 5: Solve for x
    x = 50,224,489.77/10,277.12
  6. Step 6: Final answer
    x = 4,887.02

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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.