Home / 6,902.40-10,335.12-6,020.76

Finding the Fourth Proportional to 6,902.40, 10,335.12 and 6,020.76

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Solution

The fourth proportional to 6,902.40, 10,335.12 and 6,020.76 is: 9,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.40 : 10,335.12 = 6,020.76 : x
  2. Step 2: Convert to fraction form
    6,902.40/10,335.12 = 6,020.76/x
  3. Step 3: Cross multiply
    6,902.40x = 10,335.12 × 6,020.76
  4. Step 4: Simplify right side
    6,902.40x = 62,225,277.09
  5. Step 5: Solve for x
    x = 62,225,277.09/6,902.40
  6. Step 6: Final answer
    x = 9,015.02

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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.