Home / 7,864.18-11,793.95-2,317.40

Finding the Fourth Proportional to 7,864.18, 11,793.95 and 2,317.40

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Solution

The fourth proportional to 7,864.18, 11,793.95 and 2,317.40 is: 3,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.18 : 11,793.95 = 2,317.40 : x
  2. Step 2: Convert to fraction form
    7,864.18/11,793.95 = 2,317.40/x
  3. Step 3: Cross multiply
    7,864.18x = 11,793.95 × 2,317.40
  4. Step 4: Simplify right side
    7,864.18x = 27,331,282.09
  5. Step 5: Solve for x
    x = 27,331,282.09/7,864.18
  6. Step 6: Final answer
    x = 3,475.42

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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.