Home / 9,964.28-13,746.56-6,186.18

Finding the Fourth Proportional to 9,964.28, 13,746.56 and 6,186.18

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Solution

The fourth proportional to 9,964.28, 13,746.56 and 6,186.18 is: 8,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.28 : 13,746.56 = 6,186.18 : x
  2. Step 2: Convert to fraction form
    9,964.28/13,746.56 = 6,186.18/x
  3. Step 3: Cross multiply
    9,964.28x = 13,746.56 × 6,186.18
  4. Step 4: Simplify right side
    9,964.28x = 85,038,694.54
  5. Step 5: Solve for x
    x = 85,038,694.54/9,964.28
  6. Step 6: Final answer
    x = 8,534.35

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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.