Home / 11,510.68-15,884.58-6,474.52

Finding the Fourth Proportional to 11,510.68, 15,884.58 and 6,474.52

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Solution

The fourth proportional to 11,510.68, 15,884.58 and 6,474.52 is: 8,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.68 : 15,884.58 = 6,474.52 : x
  2. Step 2: Convert to fraction form
    11,510.68/15,884.58 = 6,474.52/x
  3. Step 3: Cross multiply
    11,510.68x = 15,884.58 × 6,474.52
  4. Step 4: Simplify right side
    11,510.68x = 102,845,030.90
  5. Step 5: Solve for x
    x = 102,845,030.90/11,510.68
  6. Step 6: Final answer
    x = 8,934.75

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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.