Home / 9,237.08-12,745.02-5,257.88

Finding the Fourth Proportional to 9,237.08, 12,745.02 and 5,257.88

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Solution

The fourth proportional to 9,237.08, 12,745.02 and 5,257.88 is: 7,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.08 : 12,745.02 = 5,257.88 : x
  2. Step 2: Convert to fraction form
    9,237.08/12,745.02 = 5,257.88/x
  3. Step 3: Cross multiply
    9,237.08x = 12,745.02 × 5,257.88
  4. Step 4: Simplify right side
    9,237.08x = 67,011,785.76
  5. Step 5: Solve for x
    x = 67,011,785.76/9,237.08
  6. Step 6: Final answer
    x = 7,254.65

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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.