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Finding the Fourth Proportional to 8,937, 12,334.53 and 4,959.39

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Solution

The fourth proportional to 8,937, 12,334.53 and 4,959.39 is: 6,844.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937 : 12,334.53 = 4,959.39 : x
  2. Step 2: Convert to fraction form
    8,937/12,334.53 = 4,959.39/x
  3. Step 3: Cross multiply
    8,937x = 12,334.53 × 4,959.39
  4. Step 4: Simplify right side
    8,937x = 61,171,744.74
  5. Step 5: Solve for x
    x = 61,171,744.74/8,937
  6. Step 6: Final answer
    x = 6,844.77

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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.