Home / 7,170.18-10,693.94-6,298.40

Finding the Fourth Proportional to 7,170.18, 10,693.94 and 6,298.40

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Solution

The fourth proportional to 7,170.18, 10,693.94 and 6,298.40 is: 9,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.18 : 10,693.94 = 6,298.40 : x
  2. Step 2: Convert to fraction form
    7,170.18/10,693.94 = 6,298.40/x
  3. Step 3: Cross multiply
    7,170.18x = 10,693.94 × 6,298.40
  4. Step 4: Simplify right side
    7,170.18x = 67,354,711.70
  5. Step 5: Solve for x
    x = 67,354,711.70/7,170.18
  6. Step 6: Final answer
    x = 9,393.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.