Home / 2,403.56-3,315.30-1,881.32

Finding the Fourth Proportional to 2,403.56, 3,315.30 and 1,881.32

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Solution

The fourth proportional to 2,403.56, 3,315.30 and 1,881.32 is: 2,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.56 : 3,315.30 = 1,881.32 : x
  2. Step 2: Convert to fraction form
    2,403.56/3,315.30 = 1,881.32/x
  3. Step 3: Cross multiply
    2,403.56x = 3,315.30 × 1,881.32
  4. Step 4: Simplify right side
    2,403.56x = 6,237,140.20
  5. Step 5: Solve for x
    x = 6,237,140.20/2,403.56
  6. Step 6: Final answer
    x = 2,594.96

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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.