Home / 7,439.13-11,158.74-3,053.52

Finding the Fourth Proportional to 7,439.13, 11,158.74 and 3,053.52

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Solution

The fourth proportional to 7,439.13, 11,158.74 and 3,053.52 is: 4,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.13 : 11,158.74 = 3,053.52 : x
  2. Step 2: Convert to fraction form
    7,439.13/11,158.74 = 3,053.52/x
  3. Step 3: Cross multiply
    7,439.13x = 11,158.74 × 3,053.52
  4. Step 4: Simplify right side
    7,439.13x = 34,073,435.76
  5. Step 5: Solve for x
    x = 34,073,435.76/7,439.13
  6. Step 6: Final answer
    x = 4,580.30

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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.