Home / 3,713.16-5,570.76-2,070.86

Finding the Fourth Proportional to 3,713.16, 5,570.76 and 2,070.86

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Solution

The fourth proportional to 3,713.16, 5,570.76 and 2,070.86 is: 3,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.16 : 5,570.76 = 2,070.86 : x
  2. Step 2: Convert to fraction form
    3,713.16/5,570.76 = 2,070.86/x
  3. Step 3: Cross multiply
    3,713.16x = 5,570.76 × 2,070.86
  4. Step 4: Simplify right side
    3,713.16x = 11,536,264.05
  5. Step 5: Solve for x
    x = 11,536,264.05/3,713.16
  6. Step 6: Final answer
    x = 3,106.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.