Home / 1,882.15-2,809.49-1,743.19

Finding the Fourth Proportional to 1,882.15, 2,809.49 and 1,743.19

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Solution

The fourth proportional to 1,882.15, 2,809.49 and 1,743.19 is: 2,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.15 : 2,809.49 = 1,743.19 : x
  2. Step 2: Convert to fraction form
    1,882.15/2,809.49 = 1,743.19/x
  3. Step 3: Cross multiply
    1,882.15x = 2,809.49 × 1,743.19
  4. Step 4: Simplify right side
    1,882.15x = 4,897,459.13
  5. Step 5: Solve for x
    x = 4,897,459.13/1,882.15
  6. Step 6: Final answer
    x = 2,602.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.