Home / 10,881.54-15,017.40-6,166.13

Finding the Fourth Proportional to 10,881.54, 15,017.40 and 6,166.13

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Solution

The fourth proportional to 10,881.54, 15,017.40 and 6,166.13 is: 8,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.54 : 15,017.40 = 6,166.13 : x
  2. Step 2: Convert to fraction form
    10,881.54/15,017.40 = 6,166.13/x
  3. Step 3: Cross multiply
    10,881.54x = 15,017.40 × 6,166.13
  4. Step 4: Simplify right side
    10,881.54x = 92,599,165.58
  5. Step 5: Solve for x
    x = 92,599,165.58/10,881.54
  6. Step 6: Final answer
    x = 8,509.75

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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.