Home / 9,520.47-14,277.18-3,278.76

Finding the Fourth Proportional to 9,520.47, 14,277.18 and 3,278.76

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Solution

The fourth proportional to 9,520.47, 14,277.18 and 3,278.76 is: 4,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.47 : 14,277.18 = 3,278.76 : x
  2. Step 2: Convert to fraction form
    9,520.47/14,277.18 = 3,278.76/x
  3. Step 3: Cross multiply
    9,520.47x = 14,277.18 × 3,278.76
  4. Step 4: Simplify right side
    9,520.47x = 46,811,446.70
  5. Step 5: Solve for x
    x = 46,811,446.70/9,520.47
  6. Step 6: Final answer
    x = 4,916.93

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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.