Home / 9,971.19-14,956.17-4,127.64

Finding the Fourth Proportional to 9,971.19, 14,956.17 and 4,127.64

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Solution

The fourth proportional to 9,971.19, 14,956.17 and 4,127.64 is: 6,191.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.19 : 14,956.17 = 4,127.64 : x
  2. Step 2: Convert to fraction form
    9,971.19/14,956.17 = 4,127.64/x
  3. Step 3: Cross multiply
    9,971.19x = 14,956.17 × 4,127.64
  4. Step 4: Simplify right side
    9,971.19x = 61,733,685.54
  5. Step 5: Solve for x
    x = 61,733,685.54/9,971.19
  6. Step 6: Final answer
    x = 6,191.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.