Home / 5,543.16-8,312.28-2,077.98

Finding the Fourth Proportional to 5,543.16, 8,312.28 and 2,077.98

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Solution

The fourth proportional to 5,543.16, 8,312.28 and 2,077.98 is: 3,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.16 : 8,312.28 = 2,077.98 : x
  2. Step 2: Convert to fraction form
    5,543.16/8,312.28 = 2,077.98/x
  3. Step 3: Cross multiply
    5,543.16x = 8,312.28 × 2,077.98
  4. Step 4: Simplify right side
    5,543.16x = 17,272,751.59
  5. Step 5: Solve for x
    x = 17,272,751.59/5,543.16
  6. Step 6: Final answer
    x = 3,116.05

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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.