Home / 8,244.28-12,345.91-5,767.51

Finding the Fourth Proportional to 8,244.28, 12,345.91 and 5,767.51

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Solution

The fourth proportional to 8,244.28, 12,345.91 and 5,767.51 is: 8,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.28 : 12,345.91 = 5,767.51 : x
  2. Step 2: Convert to fraction form
    8,244.28/12,345.91 = 5,767.51/x
  3. Step 3: Cross multiply
    8,244.28x = 12,345.91 × 5,767.51
  4. Step 4: Simplify right side
    8,244.28x = 71,205,068.82
  5. Step 5: Solve for x
    x = 71,205,068.82/8,244.28
  6. Step 6: Final answer
    x = 8,636.91

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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.