Home / 2,038.47-2,813.03-1,154.55

Finding the Fourth Proportional to 2,038.47, 2,813.03 and 1,154.55

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Solution

The fourth proportional to 2,038.47, 2,813.03 and 1,154.55 is: 1,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.47 : 2,813.03 = 1,154.55 : x
  2. Step 2: Convert to fraction form
    2,038.47/2,813.03 = 1,154.55/x
  3. Step 3: Cross multiply
    2,038.47x = 2,813.03 × 1,154.55
  4. Step 4: Simplify right side
    2,038.47x = 3,247,792.89
  5. Step 5: Solve for x
    x = 3,247,792.89/2,038.47
  6. Step 6: Final answer
    x = 1,593.25

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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.