Home / 8,373.96-11,554.44-5,389.08

Finding the Fourth Proportional to 8,373.96, 11,554.44 and 5,389.08

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Solution

The fourth proportional to 8,373.96, 11,554.44 and 5,389.08 is: 7,435.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.96 : 11,554.44 = 5,389.08 : x
  2. Step 2: Convert to fraction form
    8,373.96/11,554.44 = 5,389.08/x
  3. Step 3: Cross multiply
    8,373.96x = 11,554.44 × 5,389.08
  4. Step 4: Simplify right side
    8,373.96x = 62,267,801.52
  5. Step 5: Solve for x
    x = 62,267,801.52/8,373.96
  6. Step 6: Final answer
    x = 7,435.88

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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.