Home / 9,542.13-13,169.03-5,509.08

Finding the Fourth Proportional to 9,542.13, 13,169.03 and 5,509.08

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Solution

The fourth proportional to 9,542.13, 13,169.03 and 5,509.08 is: 7,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.13 : 13,169.03 = 5,509.08 : x
  2. Step 2: Convert to fraction form
    9,542.13/13,169.03 = 5,509.08/x
  3. Step 3: Cross multiply
    9,542.13x = 13,169.03 × 5,509.08
  4. Step 4: Simplify right side
    9,542.13x = 72,549,212.25
  5. Step 5: Solve for x
    x = 72,549,212.25/9,542.13
  6. Step 6: Final answer
    x = 7,603.04

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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.