Home / 11,569.77-15,966.52-6,534.20

Finding the Fourth Proportional to 11,569.77, 15,966.52 and 6,534.20

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Solution

The fourth proportional to 11,569.77, 15,966.52 and 6,534.20 is: 9,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.77 : 15,966.52 = 6,534.20 : x
  2. Step 2: Convert to fraction form
    11,569.77/15,966.52 = 6,534.20/x
  3. Step 3: Cross multiply
    11,569.77x = 15,966.52 × 6,534.20
  4. Step 4: Simplify right side
    11,569.77x = 104,328,458.56
  5. Step 5: Solve for x
    x = 104,328,458.56/11,569.77
  6. Step 6: Final answer
    x = 9,017.33

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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.