Home / 10,947.30-16,410.15-4,364.70

Finding the Fourth Proportional to 10,947.30, 16,410.15 and 4,364.70

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Solution

The fourth proportional to 10,947.30, 16,410.15 and 4,364.70 is: 6,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.30 : 16,410.15 = 4,364.70 : x
  2. Step 2: Convert to fraction form
    10,947.30/16,410.15 = 4,364.70/x
  3. Step 3: Cross multiply
    10,947.30x = 16,410.15 × 4,364.70
  4. Step 4: Simplify right side
    10,947.30x = 71,625,381.71
  5. Step 5: Solve for x
    x = 71,625,381.71/10,947.30
  6. Step 6: Final answer
    x = 6,542.74

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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.