Home / 8,577.98-12,864.65-3,030.59

Finding the Fourth Proportional to 8,577.98, 12,864.65 and 3,030.59

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Solution

The fourth proportional to 8,577.98, 12,864.65 and 3,030.59 is: 4,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.98 : 12,864.65 = 3,030.59 : x
  2. Step 2: Convert to fraction form
    8,577.98/12,864.65 = 3,030.59/x
  3. Step 3: Cross multiply
    8,577.98x = 12,864.65 × 3,030.59
  4. Step 4: Simplify right side
    8,577.98x = 38,987,400.17
  5. Step 5: Solve for x
    x = 38,987,400.17/8,577.98
  6. Step 6: Final answer
    x = 4,545.06

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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.