Home / 10,881.63-15,017.28-6,101.34

Finding the Fourth Proportional to 10,881.63, 15,017.28 and 6,101.34

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Solution

The fourth proportional to 10,881.63, 15,017.28 and 6,101.34 is: 8,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.63 : 15,017.28 = 6,101.34 : x
  2. Step 2: Convert to fraction form
    10,881.63/15,017.28 = 6,101.34/x
  3. Step 3: Cross multiply
    10,881.63x = 15,017.28 × 6,101.34
  4. Step 4: Simplify right side
    10,881.63x = 91,625,531.16
  5. Step 5: Solve for x
    x = 91,625,531.16/10,881.63
  6. Step 6: Final answer
    x = 8,420.20

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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.