Home / 8,384.35-11,569.65-4,607.47

Finding the Fourth Proportional to 8,384.35, 11,569.65 and 4,607.47

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Solution

The fourth proportional to 8,384.35, 11,569.65 and 4,607.47 is: 6,357.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.35 : 11,569.65 = 4,607.47 : x
  2. Step 2: Convert to fraction form
    8,384.35/11,569.65 = 4,607.47/x
  3. Step 3: Cross multiply
    8,384.35x = 11,569.65 × 4,607.47
  4. Step 4: Simplify right side
    8,384.35x = 53,306,815.29
  5. Step 5: Solve for x
    x = 53,306,815.29/8,384.35
  6. Step 6: Final answer
    x = 6,357.89

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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.