Home / 2,373.33-3,275.14-1,311.18

Finding the Fourth Proportional to 2,373.33, 3,275.14 and 1,311.18

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Solution

The fourth proportional to 2,373.33, 3,275.14 and 1,311.18 is: 1,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.33 : 3,275.14 = 1,311.18 : x
  2. Step 2: Convert to fraction form
    2,373.33/3,275.14 = 1,311.18/x
  3. Step 3: Cross multiply
    2,373.33x = 3,275.14 × 1,311.18
  4. Step 4: Simplify right side
    2,373.33x = 4,294,298.07
  5. Step 5: Solve for x
    x = 4,294,298.07/2,373.33
  6. Step 6: Final answer
    x = 1,809.40

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.