Home / 10,395.50-15,591.35-2,998.13

Finding the Fourth Proportional to 10,395.50, 15,591.35 and 2,998.13

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Solution

The fourth proportional to 10,395.50, 15,591.35 and 2,998.13 is: 4,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.50 : 15,591.35 = 2,998.13 : x
  2. Step 2: Convert to fraction form
    10,395.50/15,591.35 = 2,998.13/x
  3. Step 3: Cross multiply
    10,395.50x = 15,591.35 × 2,998.13
  4. Step 4: Simplify right side
    10,395.50x = 46,744,823.71
  5. Step 5: Solve for x
    x = 46,744,823.71/10,395.50
  6. Step 6: Final answer
    x = 4,496.64

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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.