Home / 5,345.46-8,019.12-2,577.12

Finding the Fourth Proportional to 5,345.46, 8,019.12 and 2,577.12

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Solution

The fourth proportional to 5,345.46, 8,019.12 and 2,577.12 is: 3,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.46 : 8,019.12 = 2,577.12 : x
  2. Step 2: Convert to fraction form
    5,345.46/8,019.12 = 2,577.12/x
  3. Step 3: Cross multiply
    5,345.46x = 8,019.12 × 2,577.12
  4. Step 4: Simplify right side
    5,345.46x = 20,666,234.53
  5. Step 5: Solve for x
    x = 20,666,234.53/5,345.46
  6. Step 6: Final answer
    x = 3,866.13

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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.