Home / 7,387.31-11,076.75-5,050.19

Finding the Fourth Proportional to 7,387.31, 11,076.75 and 5,050.19

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Solution

The fourth proportional to 7,387.31, 11,076.75 and 5,050.19 is: 7,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.31 : 11,076.75 = 5,050.19 : x
  2. Step 2: Convert to fraction form
    7,387.31/11,076.75 = 5,050.19/x
  3. Step 3: Cross multiply
    7,387.31x = 11,076.75 × 5,050.19
  4. Step 4: Simplify right side
    7,387.31x = 55,939,636.70
  5. Step 5: Solve for x
    x = 55,939,636.70/7,387.31
  6. Step 6: Final answer
    x = 7,572.40

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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.