Home / 1,851.52-2,788.38-1,560.83

Finding the Fourth Proportional to 1,851.52, 2,788.38 and 1,560.83

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Solution

The fourth proportional to 1,851.52, 2,788.38 and 1,560.83 is: 2,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.52 : 2,788.38 = 1,560.83 : x
  2. Step 2: Convert to fraction form
    1,851.52/2,788.38 = 1,560.83/x
  3. Step 3: Cross multiply
    1,851.52x = 2,788.38 × 1,560.83
  4. Step 4: Simplify right side
    1,851.52x = 4,352,187.16
  5. Step 5: Solve for x
    x = 4,352,187.16/1,851.52
  6. Step 6: Final answer
    x = 2,350.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.