Home / 8,993.19-13,480.56-3,445.11

Finding the Fourth Proportional to 8,993.19, 13,480.56 and 3,445.11

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Solution

The fourth proportional to 8,993.19, 13,480.56 and 3,445.11 is: 5,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993.19 : 13,480.56 = 3,445.11 : x
  2. Step 2: Convert to fraction form
    8,993.19/13,480.56 = 3,445.11/x
  3. Step 3: Cross multiply
    8,993.19x = 13,480.56 × 3,445.11
  4. Step 4: Simplify right side
    8,993.19x = 46,442,012.06
  5. Step 5: Solve for x
    x = 46,442,012.06/8,993.19
  6. Step 6: Final answer
    x = 5,164.13

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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.