Home / 7,865.52-10,854.41-4,328.96

Finding the Fourth Proportional to 7,865.52, 10,854.41 and 4,328.96

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Solution

The fourth proportional to 7,865.52, 10,854.41 and 4,328.96 is: 5,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.52 : 10,854.41 = 4,328.96 : x
  2. Step 2: Convert to fraction form
    7,865.52/10,854.41 = 4,328.96/x
  3. Step 3: Cross multiply
    7,865.52x = 10,854.41 × 4,328.96
  4. Step 4: Simplify right side
    7,865.52x = 46,988,230.80
  5. Step 5: Solve for x
    x = 46,988,230.80/7,865.52
  6. Step 6: Final answer
    x = 5,973.95

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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.