Home / 7,326.78-10,108.56-4,675.05

Finding the Fourth Proportional to 7,326.78, 10,108.56 and 4,675.05

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Solution

The fourth proportional to 7,326.78, 10,108.56 and 4,675.05 is: 6,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.78 : 10,108.56 = 4,675.05 : x
  2. Step 2: Convert to fraction form
    7,326.78/10,108.56 = 4,675.05/x
  3. Step 3: Cross multiply
    7,326.78x = 10,108.56 × 4,675.05
  4. Step 4: Simplify right side
    7,326.78x = 47,258,023.43
  5. Step 5: Solve for x
    x = 47,258,023.43/7,326.78
  6. Step 6: Final answer
    x = 6,450.04

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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.