Home / 4,160.24-6,242.16-1,970.52

Finding the Fourth Proportional to 4,160.24, 6,242.16 and 1,970.52

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Solution

The fourth proportional to 4,160.24, 6,242.16 and 1,970.52 is: 2,956.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.24 : 6,242.16 = 1,970.52 : x
  2. Step 2: Convert to fraction form
    4,160.24/6,242.16 = 1,970.52/x
  3. Step 3: Cross multiply
    4,160.24x = 6,242.16 × 1,970.52
  4. Step 4: Simplify right side
    4,160.24x = 12,300,301.12
  5. Step 5: Solve for x
    x = 12,300,301.12/4,160.24
  6. Step 6: Final answer
    x = 2,956.63

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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.