Home / 3,605.13-4,970.57-3,008.48

Finding the Fourth Proportional to 3,605.13, 4,970.57 and 3,008.48

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Solution

The fourth proportional to 3,605.13, 4,970.57 and 3,008.48 is: 4,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.13 : 4,970.57 = 3,008.48 : x
  2. Step 2: Convert to fraction form
    3,605.13/4,970.57 = 3,008.48/x
  3. Step 3: Cross multiply
    3,605.13x = 4,970.57 × 3,008.48
  4. Step 4: Simplify right side
    3,605.13x = 14,953,820.54
  5. Step 5: Solve for x
    x = 14,953,820.54/3,605.13
  6. Step 6: Final answer
    x = 4,147.93

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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.