Home / 2,314.13-3,470.63-927.77

Finding the Fourth Proportional to 2,314.13, 3,470.63 and 927.77

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Solution

The fourth proportional to 2,314.13, 3,470.63 and 927.77 is: 1,391.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.13 : 3,470.63 = 927.77 : x
  2. Step 2: Convert to fraction form
    2,314.13/3,470.63 = 927.77/x
  3. Step 3: Cross multiply
    2,314.13x = 3,470.63 × 927.77
  4. Step 4: Simplify right side
    2,314.13x = 3,219,924.40
  5. Step 5: Solve for x
    x = 3,219,924.40/2,314.13
  6. Step 6: Final answer
    x = 1,391.42

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1.5x scale

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.