Home / 3,645.07-5,030.09-2,073.13

Finding the Fourth Proportional to 3,645.07, 5,030.09 and 2,073.13

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Solution

The fourth proportional to 3,645.07, 5,030.09 and 2,073.13 is: 2,860.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.07 : 5,030.09 = 2,073.13 : x
  2. Step 2: Convert to fraction form
    3,645.07/5,030.09 = 2,073.13/x
  3. Step 3: Cross multiply
    3,645.07x = 5,030.09 × 2,073.13
  4. Step 4: Simplify right side
    3,645.07x = 10,428,030.48
  5. Step 5: Solve for x
    x = 10,428,030.48/3,645.07
  6. Step 6: Final answer
    x = 2,860.86

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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.