Home / 2,440.18-3,675.64-2,222.19

Finding the Fourth Proportional to 2,440.18, 3,675.64 and 2,222.19

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Solution

The fourth proportional to 2,440.18, 3,675.64 and 2,222.19 is: 3,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.18 : 3,675.64 = 2,222.19 : x
  2. Step 2: Convert to fraction form
    2,440.18/3,675.64 = 2,222.19/x
  3. Step 3: Cross multiply
    2,440.18x = 3,675.64 × 2,222.19
  4. Step 4: Simplify right side
    2,440.18x = 8,167,959.34
  5. Step 5: Solve for x
    x = 8,167,959.34/2,440.18
  6. Step 6: Final answer
    x = 3,347.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.