Home / 5,182.13-7,772.99-1,484.21

Finding the Fourth Proportional to 5,182.13, 7,772.99 and 1,484.21

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Solution

The fourth proportional to 5,182.13, 7,772.99 and 1,484.21 is: 2,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.13 : 7,772.99 = 1,484.21 : x
  2. Step 2: Convert to fraction form
    5,182.13/7,772.99 = 1,484.21/x
  3. Step 3: Cross multiply
    5,182.13x = 7,772.99 × 1,484.21
  4. Step 4: Simplify right side
    5,182.13x = 11,536,703.20
  5. Step 5: Solve for x
    x = 11,536,703.20/5,182.13
  6. Step 6: Final answer
    x = 2,226.25

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1.5x scale

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.