Home / 7,650.16-11,475.24-2,459.68

Finding the Fourth Proportional to 7,650.16, 11,475.24 and 2,459.68

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Solution

The fourth proportional to 7,650.16, 11,475.24 and 2,459.68 is: 3,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.16 : 11,475.24 = 2,459.68 : x
  2. Step 2: Convert to fraction form
    7,650.16/11,475.24 = 2,459.68/x
  3. Step 3: Cross multiply
    7,650.16x = 11,475.24 × 2,459.68
  4. Step 4: Simplify right side
    7,650.16x = 28,225,418.32
  5. Step 5: Solve for x
    x = 28,225,418.32/7,650.16
  6. Step 6: Final answer
    x = 3,689.52

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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.