Home / 3,543.46-4,889.67-2,051.47

Finding the Fourth Proportional to 3,543.46, 4,889.67 and 2,051.47

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Solution

The fourth proportional to 3,543.46, 4,889.67 and 2,051.47 is: 2,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.46 : 4,889.67 = 2,051.47 : x
  2. Step 2: Convert to fraction form
    3,543.46/4,889.67 = 2,051.47/x
  3. Step 3: Cross multiply
    3,543.46x = 4,889.67 × 2,051.47
  4. Step 4: Simplify right side
    3,543.46x = 10,031,011.31
  5. Step 5: Solve for x
    x = 10,031,011.31/3,543.46
  6. Step 6: Final answer
    x = 2,830.85

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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.