Home / 2,931.04-4,394.15-1,370.27

Finding the Fourth Proportional to 2,931.04, 4,394.15 and 1,370.27

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Solution

The fourth proportional to 2,931.04, 4,394.15 and 1,370.27 is: 2,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.04 : 4,394.15 = 1,370.27 : x
  2. Step 2: Convert to fraction form
    2,931.04/4,394.15 = 1,370.27/x
  3. Step 3: Cross multiply
    2,931.04x = 4,394.15 × 1,370.27
  4. Step 4: Simplify right side
    2,931.04x = 6,021,156.48
  5. Step 5: Solve for x
    x = 6,021,156.48/2,931.04
  6. Step 6: Final answer
    x = 2,054.28

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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.