Home / 2,597.30-3,584.40-1,478.44

Finding the Fourth Proportional to 2,597.30, 3,584.40 and 1,478.44

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Solution

The fourth proportional to 2,597.30, 3,584.40 and 1,478.44 is: 2,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.30 : 3,584.40 = 1,478.44 : x
  2. Step 2: Convert to fraction form
    2,597.30/3,584.40 = 1,478.44/x
  3. Step 3: Cross multiply
    2,597.30x = 3,584.40 × 1,478.44
  4. Step 4: Simplify right side
    2,597.30x = 5,299,320.34
  5. Step 5: Solve for x
    x = 5,299,320.34/2,597.30
  6. Step 6: Final answer
    x = 2,040.32

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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.