Home / 3,637.13-5,455.69-1,040.27

Finding the Fourth Proportional to 3,637.13, 5,455.69 and 1,040.27

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Solution

The fourth proportional to 3,637.13, 5,455.69 and 1,040.27 is: 1,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.13 : 5,455.69 = 1,040.27 : x
  2. Step 2: Convert to fraction form
    3,637.13/5,455.69 = 1,040.27/x
  3. Step 3: Cross multiply
    3,637.13x = 5,455.69 × 1,040.27
  4. Step 4: Simplify right side
    3,637.13x = 5,675,360.76
  5. Step 5: Solve for x
    x = 5,675,360.76/3,637.13
  6. Step 6: Final answer
    x = 1,560.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.