Home / 8,554.17-11,810.16-6,560.91

Finding the Fourth Proportional to 8,554.17, 11,810.16 and 6,560.91

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Solution

The fourth proportional to 8,554.17, 11,810.16 and 6,560.91 is: 9,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.17 : 11,810.16 = 6,560.91 : x
  2. Step 2: Convert to fraction form
    8,554.17/11,810.16 = 6,560.91/x
  3. Step 3: Cross multiply
    8,554.17x = 11,810.16 × 6,560.91
  4. Step 4: Simplify right side
    8,554.17x = 77,485,396.85
  5. Step 5: Solve for x
    x = 77,485,396.85/8,554.17
  6. Step 6: Final answer
    x = 9,058.20

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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.