Home / 3,673.58-5,070.19-2,080.32

Finding the Fourth Proportional to 3,673.58, 5,070.19 and 2,080.32

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Solution

The fourth proportional to 3,673.58, 5,070.19 and 2,080.32 is: 2,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.58 : 5,070.19 = 2,080.32 : x
  2. Step 2: Convert to fraction form
    3,673.58/5,070.19 = 2,080.32/x
  3. Step 3: Cross multiply
    3,673.58x = 5,070.19 × 2,080.32
  4. Step 4: Simplify right side
    3,673.58x = 10,547,581.91
  5. Step 5: Solve for x
    x = 10,547,581.91/3,673.58
  6. Step 6: Final answer
    x = 2,871.20

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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.