Home / 3,070.55-4,243.08-2,616.06

Finding the Fourth Proportional to 3,070.55, 4,243.08 and 2,616.06

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Solution

The fourth proportional to 3,070.55, 4,243.08 and 2,616.06 is: 3,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.55 : 4,243.08 = 2,616.06 : x
  2. Step 2: Convert to fraction form
    3,070.55/4,243.08 = 2,616.06/x
  3. Step 3: Cross multiply
    3,070.55x = 4,243.08 × 2,616.06
  4. Step 4: Simplify right side
    3,070.55x = 11,100,145.76
  5. Step 5: Solve for x
    x = 11,100,145.76/3,070.55
  6. Step 6: Final answer
    x = 3,615.04

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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.