Home / 9,315.37-13,973.05-5,417.04

Finding the Fourth Proportional to 9,315.37, 13,973.05 and 5,417.04

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Solution

The fourth proportional to 9,315.37, 13,973.05 and 5,417.04 is: 8,125.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315.37 : 13,973.05 = 5,417.04 : x
  2. Step 2: Convert to fraction form
    9,315.37/13,973.05 = 5,417.04/x
  3. Step 3: Cross multiply
    9,315.37x = 13,973.05 × 5,417.04
  4. Step 4: Simplify right side
    9,315.37x = 75,692,577.54
  5. Step 5: Solve for x
    x = 75,692,577.54/9,315.37
  6. Step 6: Final answer
    x = 8,125.56

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Similar ratio
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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.