Home / 3,160.04-4,738.03-1,312.43

Finding the Fourth Proportional to 3,160.04, 4,738.03 and 1,312.43

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Solution

The fourth proportional to 3,160.04, 4,738.03 and 1,312.43 is: 1,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.04 : 4,738.03 = 1,312.43 : x
  2. Step 2: Convert to fraction form
    3,160.04/4,738.03 = 1,312.43/x
  3. Step 3: Cross multiply
    3,160.04x = 4,738.03 × 1,312.43
  4. Step 4: Simplify right side
    3,160.04x = 6,218,332.71
  5. Step 5: Solve for x
    x = 6,218,332.71/3,160.04
  6. Step 6: Final answer
    x = 1,967.80

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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.