Home / 7,430.80-10,254.24-4,073.52

Finding the Fourth Proportional to 7,430.80, 10,254.24 and 4,073.52

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Solution

The fourth proportional to 7,430.80, 10,254.24 and 4,073.52 is: 5,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.80 : 10,254.24 = 4,073.52 : x
  2. Step 2: Convert to fraction form
    7,430.80/10,254.24 = 4,073.52/x
  3. Step 3: Cross multiply
    7,430.80x = 10,254.24 × 4,073.52
  4. Step 4: Simplify right side
    7,430.80x = 41,770,851.72
  5. Step 5: Solve for x
    x = 41,770,851.72/7,430.80
  6. Step 6: Final answer
    x = 5,621.31

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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.