Home / 10,284.04-15,415.14-5,348.74

Finding the Fourth Proportional to 10,284.04, 15,415.14 and 5,348.74

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Solution

The fourth proportional to 10,284.04, 15,415.14 and 5,348.74 is: 8,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.04 : 15,415.14 = 5,348.74 : x
  2. Step 2: Convert to fraction form
    10,284.04/15,415.14 = 5,348.74/x
  3. Step 3: Cross multiply
    10,284.04x = 15,415.14 × 5,348.74
  4. Step 4: Simplify right side
    10,284.04x = 82,451,575.92
  5. Step 5: Solve for x
    x = 82,451,575.92/10,284.04
  6. Step 6: Final answer
    x = 8,017.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.