Home / 5,012.40-7,513.20-3,065.92

Finding the Fourth Proportional to 5,012.40, 7,513.20 and 3,065.92

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Solution

The fourth proportional to 5,012.40, 7,513.20 and 3,065.92 is: 4,595.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.40 : 7,513.20 = 3,065.92 : x
  2. Step 2: Convert to fraction form
    5,012.40/7,513.20 = 3,065.92/x
  3. Step 3: Cross multiply
    5,012.40x = 7,513.20 × 3,065.92
  4. Step 4: Simplify right side
    5,012.40x = 23,034,870.14
  5. Step 5: Solve for x
    x = 23,034,870.14/5,012.40
  6. Step 6: Final answer
    x = 4,595.58

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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.