Home / 2,555.04-3,525.92-1,672.32

Finding the Fourth Proportional to 2,555.04, 3,525.92 and 1,672.32

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Solution

The fourth proportional to 2,555.04, 3,525.92 and 1,672.32 is: 2,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.04 : 3,525.92 = 1,672.32 : x
  2. Step 2: Convert to fraction form
    2,555.04/3,525.92 = 1,672.32/x
  3. Step 3: Cross multiply
    2,555.04x = 3,525.92 × 1,672.32
  4. Step 4: Simplify right side
    2,555.04x = 5,896,466.53
  5. Step 5: Solve for x
    x = 5,896,466.53/2,555.04
  6. Step 6: Final answer
    x = 2,307.78

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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.