Home / 9,055.40-13,572.14-4,118.26

Finding the Fourth Proportional to 9,055.40, 13,572.14 and 4,118.26

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Solution

The fourth proportional to 9,055.40, 13,572.14 and 4,118.26 is: 6,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.40 : 13,572.14 = 4,118.26 : x
  2. Step 2: Convert to fraction form
    9,055.40/13,572.14 = 4,118.26/x
  3. Step 3: Cross multiply
    9,055.40x = 13,572.14 × 4,118.26
  4. Step 4: Simplify right side
    9,055.40x = 55,893,601.28
  5. Step 5: Solve for x
    x = 55,893,601.28/9,055.40
  6. Step 6: Final answer
    x = 6,172.41

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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.