Home / 8,345.77-11,516.48-4,760.71

Finding the Fourth Proportional to 8,345.77, 11,516.48 and 4,760.71

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Solution

The fourth proportional to 8,345.77, 11,516.48 and 4,760.71 is: 6,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.77 : 11,516.48 = 4,760.71 : x
  2. Step 2: Convert to fraction form
    8,345.77/11,516.48 = 4,760.71/x
  3. Step 3: Cross multiply
    8,345.77x = 11,516.48 × 4,760.71
  4. Step 4: Simplify right side
    8,345.77x = 54,826,586.76
  5. Step 5: Solve for x
    x = 54,826,586.76/8,345.77
  6. Step 6: Final answer
    x = 6,569.39

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Half scale
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Double scale
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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.