Home / 10,581.54-14,585.67-8,339.94

Finding the Fourth Proportional to 10,581.54, 14,585.67 and 8,339.94

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Solution

The fourth proportional to 10,581.54, 14,585.67 and 8,339.94 is: 11,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.54 : 14,585.67 = 8,339.94 : x
  2. Step 2: Convert to fraction form
    10,581.54/14,585.67 = 8,339.94/x
  3. Step 3: Cross multiply
    10,581.54x = 14,585.67 × 8,339.94
  4. Step 4: Simplify right side
    10,581.54x = 121,643,612.66
  5. Step 5: Solve for x
    x = 121,643,612.66/10,581.54
  6. Step 6: Final answer
    x = 11,495.83

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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.