Home / 10,528.80-14,524.50-6,276.87

Finding the Fourth Proportional to 10,528.80, 14,524.50 and 6,276.87

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Solution

The fourth proportional to 10,528.80, 14,524.50 and 6,276.87 is: 8,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.80 : 14,524.50 = 6,276.87 : x
  2. Step 2: Convert to fraction form
    10,528.80/14,524.50 = 6,276.87/x
  3. Step 3: Cross multiply
    10,528.80x = 14,524.50 × 6,276.87
  4. Step 4: Simplify right side
    10,528.80x = 91,168,367.39
  5. Step 5: Solve for x
    x = 91,168,367.39/10,528.80
  6. Step 6: Final answer
    x = 8,658.95

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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.