Home / 2,572.36-3,574.48-2,545.60

Finding the Fourth Proportional to 2,572.36, 3,574.48 and 2,545.60

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Solution

The fourth proportional to 2,572.36, 3,574.48 and 2,545.60 is: 3,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.36 : 3,574.48 = 2,545.60 : x
  2. Step 2: Convert to fraction form
    2,572.36/3,574.48 = 2,545.60/x
  3. Step 3: Cross multiply
    2,572.36x = 3,574.48 × 2,545.60
  4. Step 4: Simplify right side
    2,572.36x = 9,099,196.29
  5. Step 5: Solve for x
    x = 9,099,196.29/2,572.36
  6. Step 6: Final answer
    x = 3,537.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.