Home / 3,070.65-4,241.05-2,235.10

Finding the Fourth Proportional to 3,070.65, 4,241.05 and 2,235.10

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Solution

The fourth proportional to 3,070.65, 4,241.05 and 2,235.10 is: 3,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.65 : 4,241.05 = 2,235.10 : x
  2. Step 2: Convert to fraction form
    3,070.65/4,241.05 = 2,235.10/x
  3. Step 3: Cross multiply
    3,070.65x = 4,241.05 × 2,235.10
  4. Step 4: Simplify right side
    3,070.65x = 9,479,170.86
  5. Step 5: Solve for x
    x = 9,479,170.86/3,070.65
  6. Step 6: Final answer
    x = 3,087.02

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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.