Home / 4,312.58-6,467.68-1,191.86

Finding the Fourth Proportional to 4,312.58, 6,467.68 and 1,191.86

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Solution

The fourth proportional to 4,312.58, 6,467.68 and 1,191.86 is: 1,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.58 : 6,467.68 = 1,191.86 : x
  2. Step 2: Convert to fraction form
    4,312.58/6,467.68 = 1,191.86/x
  3. Step 3: Cross multiply
    4,312.58x = 6,467.68 × 1,191.86
  4. Step 4: Simplify right side
    4,312.58x = 7,708,569.08
  5. Step 5: Solve for x
    x = 7,708,569.08/4,312.58
  6. Step 6: Final answer
    x = 1,787.46

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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.