Home / 2,346.15-3,236.98-1,351.40

Finding the Fourth Proportional to 2,346.15, 3,236.98 and 1,351.40

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Solution

The fourth proportional to 2,346.15, 3,236.98 and 1,351.40 is: 1,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.15 : 3,236.98 = 1,351.40 : x
  2. Step 2: Convert to fraction form
    2,346.15/3,236.98 = 1,351.40/x
  3. Step 3: Cross multiply
    2,346.15x = 3,236.98 × 1,351.40
  4. Step 4: Simplify right side
    2,346.15x = 4,374,459.49
  5. Step 5: Solve for x
    x = 4,374,459.49/2,346.15
  6. Step 6: Final answer
    x = 1,864.53

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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.