Home / 3,603.07-4,970.80-2,542.38

Finding the Fourth Proportional to 3,603.07, 4,970.80 and 2,542.38

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Solution

The fourth proportional to 3,603.07, 4,970.80 and 2,542.38 is: 3,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.07 : 4,970.80 = 2,542.38 : x
  2. Step 2: Convert to fraction form
    3,603.07/4,970.80 = 2,542.38/x
  3. Step 3: Cross multiply
    3,603.07x = 4,970.80 × 2,542.38
  4. Step 4: Simplify right side
    3,603.07x = 12,637,662.50
  5. Step 5: Solve for x
    x = 12,637,662.50/3,603.07
  6. Step 6: Final answer
    x = 3,507.47

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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.