Home / 2,346.15-3,237.90-1,402.23

Finding the Fourth Proportional to 2,346.15, 3,237.90 and 1,402.23

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Solution

The fourth proportional to 2,346.15, 3,237.90 and 1,402.23 is: 1,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.15 : 3,237.90 = 1,402.23 : x
  2. Step 2: Convert to fraction form
    2,346.15/3,237.90 = 1,402.23/x
  3. Step 3: Cross multiply
    2,346.15x = 3,237.90 × 1,402.23
  4. Step 4: Simplify right side
    2,346.15x = 4,540,280.52
  5. Step 5: Solve for x
    x = 4,540,280.52/2,346.15
  6. Step 6: Final answer
    x = 1,935.20

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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.