Home / 11,449.52-15,802.68-6,482.48

Finding the Fourth Proportional to 11,449.52, 15,802.68 and 6,482.48

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Solution

The fourth proportional to 11,449.52, 15,802.68 and 6,482.48 is: 8,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.52 : 15,802.68 = 6,482.48 : x
  2. Step 2: Convert to fraction form
    11,449.52/15,802.68 = 6,482.48/x
  3. Step 3: Cross multiply
    11,449.52x = 15,802.68 × 6,482.48
  4. Step 4: Simplify right side
    11,449.52x = 102,440,557.05
  5. Step 5: Solve for x
    x = 102,440,557.05/11,449.52
  6. Step 6: Final answer
    x = 8,947.15

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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.