Home / 3,098.08-4,275.42-1,700.84

Finding the Fourth Proportional to 3,098.08, 4,275.42 and 1,700.84

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Solution

The fourth proportional to 3,098.08, 4,275.42 and 1,700.84 is: 2,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.08 : 4,275.42 = 1,700.84 : x
  2. Step 2: Convert to fraction form
    3,098.08/4,275.42 = 1,700.84/x
  3. Step 3: Cross multiply
    3,098.08x = 4,275.42 × 1,700.84
  4. Step 4: Simplify right side
    3,098.08x = 7,271,805.35
  5. Step 5: Solve for x
    x = 7,271,805.35/3,098.08
  6. Step 6: Final answer
    x = 2,347.20

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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.