Home / 5,634.13-7,775.04-3,116.05

Finding the Fourth Proportional to 5,634.13, 7,775.04 and 3,116.05

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Solution

The fourth proportional to 5,634.13, 7,775.04 and 3,116.05 is: 4,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.13 : 7,775.04 = 3,116.05 : x
  2. Step 2: Convert to fraction form
    5,634.13/7,775.04 = 3,116.05/x
  3. Step 3: Cross multiply
    5,634.13x = 7,775.04 × 3,116.05
  4. Step 4: Simplify right side
    5,634.13x = 24,227,362.83
  5. Step 5: Solve for x
    x = 24,227,362.83/5,634.13
  6. Step 6: Final answer
    x = 4,300.11

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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.