Home / 7,391.25-10,199.93-4,248.05

Finding the Fourth Proportional to 7,391.25, 10,199.93 and 4,248.05

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Solution

The fourth proportional to 7,391.25, 10,199.93 and 4,248.05 is: 5,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.25 : 10,199.93 = 4,248.05 : x
  2. Step 2: Convert to fraction form
    7,391.25/10,199.93 = 4,248.05/x
  3. Step 3: Cross multiply
    7,391.25x = 10,199.93 × 4,248.05
  4. Step 4: Simplify right side
    7,391.25x = 43,329,740.40
  5. Step 5: Solve for x
    x = 43,329,740.40/7,391.25
  6. Step 6: Final answer
    x = 5,862.30

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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.