Home / 6,182.19-8,531.64-3,529.55

Finding the Fourth Proportional to 6,182.19, 8,531.64 and 3,529.55

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Solution

The fourth proportional to 6,182.19, 8,531.64 and 3,529.55 is: 4,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,182.19 : 8,531.64 = 3,529.55 : x
  2. Step 2: Convert to fraction form
    6,182.19/8,531.64 = 3,529.55/x
  3. Step 3: Cross multiply
    6,182.19x = 8,531.64 × 3,529.55
  4. Step 4: Simplify right side
    6,182.19x = 30,112,871.29
  5. Step 5: Solve for x
    x = 30,112,871.29/6,182.19
  6. Step 6: Final answer
    x = 4,870.91

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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.