Home / 10,471.80-14,446.45-6,277.62

Finding the Fourth Proportional to 10,471.80, 14,446.45 and 6,277.62

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Solution

The fourth proportional to 10,471.80, 14,446.45 and 6,277.62 is: 8,660.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471.80 : 14,446.45 = 6,277.62 : x
  2. Step 2: Convert to fraction form
    10,471.80/14,446.45 = 6,277.62/x
  3. Step 3: Cross multiply
    10,471.80x = 14,446.45 × 6,277.62
  4. Step 4: Simplify right side
    10,471.80x = 90,689,323.45
  5. Step 5: Solve for x
    x = 90,689,323.45/10,471.80
  6. Step 6: Final answer
    x = 8,660.34

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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.