Home / 5,070.32-6,991.26-4,123.52

Finding the Fourth Proportional to 5,070.32, 6,991.26 and 4,123.52

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Solution

The fourth proportional to 5,070.32, 6,991.26 and 4,123.52 is: 5,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.32 : 6,991.26 = 4,123.52 : x
  2. Step 2: Convert to fraction form
    5,070.32/6,991.26 = 4,123.52/x
  3. Step 3: Cross multiply
    5,070.32x = 6,991.26 × 4,123.52
  4. Step 4: Simplify right side
    5,070.32x = 28,828,600.44
  5. Step 5: Solve for x
    x = 28,828,600.44/5,070.32
  6. Step 6: Final answer
    x = 5,685.76

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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.