Home / 10,133.34-13,990.42-6,951.96

Finding the Fourth Proportional to 10,133.34, 13,990.42 and 6,951.96

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Solution

The fourth proportional to 10,133.34, 13,990.42 and 6,951.96 is: 9,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.34 : 13,990.42 = 6,951.96 : x
  2. Step 2: Convert to fraction form
    10,133.34/13,990.42 = 6,951.96/x
  3. Step 3: Cross multiply
    10,133.34x = 13,990.42 × 6,951.96
  4. Step 4: Simplify right side
    10,133.34x = 97,260,848.91
  5. Step 5: Solve for x
    x = 97,260,848.91/10,133.34
  6. Step 6: Final answer
    x = 9,598.11

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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.