Home / 3,670.70-5,065.08-2,098.76

Finding the Fourth Proportional to 3,670.70, 5,065.08 and 2,098.76

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Solution

The fourth proportional to 3,670.70, 5,065.08 and 2,098.76 is: 2,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.70 : 5,065.08 = 2,098.76 : x
  2. Step 2: Convert to fraction form
    3,670.70/5,065.08 = 2,098.76/x
  3. Step 3: Cross multiply
    3,670.70x = 5,065.08 × 2,098.76
  4. Step 4: Simplify right side
    3,670.70x = 10,630,387.30
  5. Step 5: Solve for x
    x = 10,630,387.30/3,670.70
  6. Step 6: Final answer
    x = 2,896.01

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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.