Home / 7,854.29-10,839.08-4,317.83

Finding the Fourth Proportional to 7,854.29, 10,839.08 and 4,317.83

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Solution

The fourth proportional to 7,854.29, 10,839.08 and 4,317.83 is: 5,958.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854.29 : 10,839.08 = 4,317.83 : x
  2. Step 2: Convert to fraction form
    7,854.29/10,839.08 = 4,317.83/x
  3. Step 3: Cross multiply
    7,854.29x = 10,839.08 × 4,317.83
  4. Step 4: Simplify right side
    7,854.29x = 46,801,283.21
  5. Step 5: Solve for x
    x = 46,801,283.21/7,854.29
  6. Step 6: Final answer
    x = 5,958.69

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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.