Home / 3,618.10-5,430.80-2,444.41

Finding the Fourth Proportional to 3,618.10, 5,430.80 and 2,444.41

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Solution

The fourth proportional to 3,618.10, 5,430.80 and 2,444.41 is: 3,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.10 : 5,430.80 = 2,444.41 : x
  2. Step 2: Convert to fraction form
    3,618.10/5,430.80 = 2,444.41/x
  3. Step 3: Cross multiply
    3,618.10x = 5,430.80 × 2,444.41
  4. Step 4: Simplify right side
    3,618.10x = 13,275,101.83
  5. Step 5: Solve for x
    x = 13,275,101.83/3,618.10
  6. Step 6: Final answer
    x = 3,669.08

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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.