Home / 9,370.11-12,938.19-5,790.26

Finding the Fourth Proportional to 9,370.11, 12,938.19 and 5,790.26

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Solution

The fourth proportional to 9,370.11, 12,938.19 and 5,790.26 is: 7,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.11 : 12,938.19 = 5,790.26 : x
  2. Step 2: Convert to fraction form
    9,370.11/12,938.19 = 5,790.26/x
  3. Step 3: Cross multiply
    9,370.11x = 12,938.19 × 5,790.26
  4. Step 4: Simplify right side
    9,370.11x = 74,915,484.03
  5. Step 5: Solve for x
    x = 74,915,484.03/9,370.11
  6. Step 6: Final answer
    x = 7,995.16

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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.