Home / 3,603.59-5,424.50-2,570.74

Finding the Fourth Proportional to 3,603.59, 5,424.50 and 2,570.74

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Solution

The fourth proportional to 3,603.59, 5,424.50 and 2,570.74 is: 3,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.59 : 5,424.50 = 2,570.74 : x
  2. Step 2: Convert to fraction form
    3,603.59/5,424.50 = 2,570.74/x
  3. Step 3: Cross multiply
    3,603.59x = 5,424.50 × 2,570.74
  4. Step 4: Simplify right side
    3,603.59x = 13,944,972.00
  5. Step 5: Solve for x
    x = 13,944,972.00/3,603.59
  6. Step 6: Final answer
    x = 3,869.75

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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.