Home / 8,391.06-11,579.08-5,032.19

Finding the Fourth Proportional to 8,391.06, 11,579.08 and 5,032.19

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Solution

The fourth proportional to 8,391.06, 11,579.08 and 5,032.19 is: 6,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391.06 : 11,579.08 = 5,032.19 : x
  2. Step 2: Convert to fraction form
    8,391.06/11,579.08 = 5,032.19/x
  3. Step 3: Cross multiply
    8,391.06x = 11,579.08 × 5,032.19
  4. Step 4: Simplify right side
    8,391.06x = 58,268,130.59
  5. Step 5: Solve for x
    x = 58,268,130.59/8,391.06
  6. Step 6: Final answer
    x = 6,944.07

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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.