Home / 4,445.21-6,667.97-1,158.18

Finding the Fourth Proportional to 4,445.21, 6,667.97 and 1,158.18

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Solution

The fourth proportional to 4,445.21, 6,667.97 and 1,158.18 is: 1,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.21 : 6,667.97 = 1,158.18 : x
  2. Step 2: Convert to fraction form
    4,445.21/6,667.97 = 1,158.18/x
  3. Step 3: Cross multiply
    4,445.21x = 6,667.97 × 1,158.18
  4. Step 4: Simplify right side
    4,445.21x = 7,722,703.70
  5. Step 5: Solve for x
    x = 7,722,703.70/4,445.21
  6. Step 6: Final answer
    x = 1,737.31

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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.