Home / 2,572.10-3,848.40-1,708.10

Finding the Fourth Proportional to 2,572.10, 3,848.40 and 1,708.10

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Solution

The fourth proportional to 2,572.10, 3,848.40 and 1,708.10 is: 2,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.10 : 3,848.40 = 1,708.10 : x
  2. Step 2: Convert to fraction form
    2,572.10/3,848.40 = 1,708.10/x
  3. Step 3: Cross multiply
    2,572.10x = 3,848.40 × 1,708.10
  4. Step 4: Simplify right side
    2,572.10x = 6,573,452.04
  5. Step 5: Solve for x
    x = 6,573,452.04/2,572.10
  6. Step 6: Final answer
    x = 2,555.68

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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.