Home / 9,252.48-12,768.28-5,666.24

Finding the Fourth Proportional to 9,252.48, 12,768.28 and 5,666.24

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Solution

The fourth proportional to 9,252.48, 12,768.28 and 5,666.24 is: 7,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.48 : 12,768.28 = 5,666.24 : x
  2. Step 2: Convert to fraction form
    9,252.48/12,768.28 = 5,666.24/x
  3. Step 3: Cross multiply
    9,252.48x = 12,768.28 × 5,666.24
  4. Step 4: Simplify right side
    9,252.48x = 72,348,138.87
  5. Step 5: Solve for x
    x = 72,348,138.87/9,252.48
  6. Step 6: Final answer
    x = 7,819.32

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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.