Home / 2,444.47-3,663.79-1,405.19

Finding the Fourth Proportional to 2,444.47, 3,663.79 and 1,405.19

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Solution

The fourth proportional to 2,444.47, 3,663.79 and 1,405.19 is: 2,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.47 : 3,663.79 = 1,405.19 : x
  2. Step 2: Convert to fraction form
    2,444.47/3,663.79 = 1,405.19/x
  3. Step 3: Cross multiply
    2,444.47x = 3,663.79 × 1,405.19
  4. Step 4: Simplify right side
    2,444.47x = 5,148,326.72
  5. Step 5: Solve for x
    x = 5,148,326.72/2,444.47
  6. Step 6: Final answer
    x = 2,106.11

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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.