Home / 7,402.68-11,077.92-4,627.08

Finding the Fourth Proportional to 7,402.68, 11,077.92 and 4,627.08

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Solution

The fourth proportional to 7,402.68, 11,077.92 and 4,627.08 is: 6,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.68 : 11,077.92 = 4,627.08 : x
  2. Step 2: Convert to fraction form
    7,402.68/11,077.92 = 4,627.08/x
  3. Step 3: Cross multiply
    7,402.68x = 11,077.92 × 4,627.08
  4. Step 4: Simplify right side
    7,402.68x = 51,258,422.07
  5. Step 5: Solve for x
    x = 51,258,422.07/7,402.68
  6. Step 6: Final answer
    x = 6,924.31

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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.