Home / 11,577.10-15,977.91-6,542.95

Finding the Fourth Proportional to 11,577.10, 15,977.91 and 6,542.95

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Solution

The fourth proportional to 11,577.10, 15,977.91 and 6,542.95 is: 9,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.10 : 15,977.91 = 6,542.95 : x
  2. Step 2: Convert to fraction form
    11,577.10/15,977.91 = 6,542.95/x
  3. Step 3: Cross multiply
    11,577.10x = 15,977.91 × 6,542.95
  4. Step 4: Simplify right side
    11,577.10x = 104,542,666.23
  5. Step 5: Solve for x
    x = 104,542,666.23/11,577.10
  6. Step 6: Final answer
    x = 9,030.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.