Home / 9,019.04-12,446.19-5,040.05

Finding the Fourth Proportional to 9,019.04, 12,446.19 and 5,040.05

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Solution

The fourth proportional to 9,019.04, 12,446.19 and 5,040.05 is: 6,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.04 : 12,446.19 = 5,040.05 : x
  2. Step 2: Convert to fraction form
    9,019.04/12,446.19 = 5,040.05/x
  3. Step 3: Cross multiply
    9,019.04x = 12,446.19 × 5,040.05
  4. Step 4: Simplify right side
    9,019.04x = 62,729,357.68
  5. Step 5: Solve for x
    x = 62,729,357.68/9,019.04
  6. Step 6: Final answer
    x = 6,955.22

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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.