Home / 6,152.81-8,488.14-3,633.20

Finding the Fourth Proportional to 6,152.81, 8,488.14 and 3,633.20

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Solution

The fourth proportional to 6,152.81, 8,488.14 and 3,633.20 is: 5,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,152.81 : 8,488.14 = 3,633.20 : x
  2. Step 2: Convert to fraction form
    6,152.81/8,488.14 = 3,633.20/x
  3. Step 3: Cross multiply
    6,152.81x = 8,488.14 × 3,633.20
  4. Step 4: Simplify right side
    6,152.81x = 30,839,154.20
  5. Step 5: Solve for x
    x = 30,839,154.20/6,152.81
  6. Step 6: Final answer
    x = 5,012.21

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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.