Home / 8,565.48-11,819.93-4,787.91

Finding the Fourth Proportional to 8,565.48, 11,819.93 and 4,787.91

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Solution

The fourth proportional to 8,565.48, 11,819.93 and 4,787.91 is: 6,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.48 : 11,819.93 = 4,787.91 : x
  2. Step 2: Convert to fraction form
    8,565.48/11,819.93 = 4,787.91/x
  3. Step 3: Cross multiply
    8,565.48x = 11,819.93 × 4,787.91
  4. Step 4: Simplify right side
    8,565.48x = 56,592,678.01
  5. Step 5: Solve for x
    x = 56,592,678.01/8,565.48
  6. Step 6: Final answer
    x = 6,607.07

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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.