Home / 4,691.95-6,440.40-4,148.93

Finding the Fourth Proportional to 4,691.95, 6,440.40 and 4,148.93

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Solution

The fourth proportional to 4,691.95, 6,440.40 and 4,148.93 is: 5,695.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.95 : 6,440.40 = 4,148.93 : x
  2. Step 2: Convert to fraction form
    4,691.95/6,440.40 = 4,148.93/x
  3. Step 3: Cross multiply
    4,691.95x = 6,440.40 × 4,148.93
  4. Step 4: Simplify right side
    4,691.95x = 26,720,788.10
  5. Step 5: Solve for x
    x = 26,720,788.10/4,691.95
  6. Step 6: Final answer
    x = 5,695.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.