Home / 5,391.08-7,436.90-3,528.04

Finding the Fourth Proportional to 5,391.08, 7,436.90 and 3,528.04

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Solution

The fourth proportional to 5,391.08, 7,436.90 and 3,528.04 is: 4,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.08 : 7,436.90 = 3,528.04 : x
  2. Step 2: Convert to fraction form
    5,391.08/7,436.90 = 3,528.04/x
  3. Step 3: Cross multiply
    5,391.08x = 7,436.90 × 3,528.04
  4. Step 4: Simplify right side
    5,391.08x = 26,237,680.68
  5. Step 5: Solve for x
    x = 26,237,680.68/5,391.08
  6. Step 6: Final answer
    x = 4,866.87

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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.