Home / 2,058.60-2,841.08-1,272.52

Finding the Fourth Proportional to 2,058.60, 2,841.08 and 1,272.52

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Solution

The fourth proportional to 2,058.60, 2,841.08 and 1,272.52 is: 1,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.60 : 2,841.08 = 1,272.52 : x
  2. Step 2: Convert to fraction form
    2,058.60/2,841.08 = 1,272.52/x
  3. Step 3: Cross multiply
    2,058.60x = 2,841.08 × 1,272.52
  4. Step 4: Simplify right side
    2,058.60x = 3,615,331.12
  5. Step 5: Solve for x
    x = 3,615,331.12/2,058.60
  6. Step 6: Final answer
    x = 1,756.21

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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.