Home / 9,439.03-13,023.75-5,460.04

Finding the Fourth Proportional to 9,439.03, 13,023.75 and 5,460.04

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Solution

The fourth proportional to 9,439.03, 13,023.75 and 5,460.04 is: 7,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.03 : 13,023.75 = 5,460.04 : x
  2. Step 2: Convert to fraction form
    9,439.03/13,023.75 = 5,460.04/x
  3. Step 3: Cross multiply
    9,439.03x = 13,023.75 × 5,460.04
  4. Step 4: Simplify right side
    9,439.03x = 71,110,195.95
  5. Step 5: Solve for x
    x = 71,110,195.95/9,439.03
  6. Step 6: Final answer
    x = 7,533.63

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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.