Home / 3,312.93-4,572.08-2,191.93

Finding the Fourth Proportional to 3,312.93, 4,572.08 and 2,191.93

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Solution

The fourth proportional to 3,312.93, 4,572.08 and 2,191.93 is: 3,025.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.93 : 4,572.08 = 2,191.93 : x
  2. Step 2: Convert to fraction form
    3,312.93/4,572.08 = 2,191.93/x
  3. Step 3: Cross multiply
    3,312.93x = 4,572.08 × 2,191.93
  4. Step 4: Simplify right side
    3,312.93x = 10,021,679.31
  5. Step 5: Solve for x
    x = 10,021,679.31/3,312.93
  6. Step 6: Final answer
    x = 3,025.02

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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.