Home / 10,700.20-16,050.33-2,909.01

Finding the Fourth Proportional to 10,700.20, 16,050.33 and 2,909.01

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Solution

The fourth proportional to 10,700.20, 16,050.33 and 2,909.01 is: 4,363.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.20 : 16,050.33 = 2,909.01 : x
  2. Step 2: Convert to fraction form
    10,700.20/16,050.33 = 2,909.01/x
  3. Step 3: Cross multiply
    10,700.20x = 16,050.33 × 2,909.01
  4. Step 4: Simplify right side
    10,700.20x = 46,690,570.47
  5. Step 5: Solve for x
    x = 46,690,570.47/10,700.20
  6. Step 6: Final answer
    x = 4,363.52

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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.