Home / 5,574.18-8,361.84-2,111.42

Finding the Fourth Proportional to 5,574.18, 8,361.84 and 2,111.42

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Solution

The fourth proportional to 5,574.18, 8,361.84 and 2,111.42 is: 3,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.18 : 8,361.84 = 2,111.42 : x
  2. Step 2: Convert to fraction form
    5,574.18/8,361.84 = 2,111.42/x
  3. Step 3: Cross multiply
    5,574.18x = 8,361.84 × 2,111.42
  4. Step 4: Simplify right side
    5,574.18x = 17,655,356.21
  5. Step 5: Solve for x
    x = 17,655,356.21/5,574.18
  6. Step 6: Final answer
    x = 3,167.35

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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.