Home / 7,290.68-10,058.61-4,103.46

Finding the Fourth Proportional to 7,290.68, 10,058.61 and 4,103.46

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Solution

The fourth proportional to 7,290.68, 10,058.61 and 4,103.46 is: 5,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.68 : 10,058.61 = 4,103.46 : x
  2. Step 2: Convert to fraction form
    7,290.68/10,058.61 = 4,103.46/x
  3. Step 3: Cross multiply
    7,290.68x = 10,058.61 × 4,103.46
  4. Step 4: Simplify right side
    7,290.68x = 41,275,119.18
  5. Step 5: Solve for x
    x = 41,275,119.18/7,290.68
  6. Step 6: Final answer
    x = 5,661.36

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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.