Home / 2,038.47-2,813.18-1,154.25

Finding the Fourth Proportional to 2,038.47, 2,813.18 and 1,154.25

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Solution

The fourth proportional to 2,038.47, 2,813.18 and 1,154.25 is: 1,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.47 : 2,813.18 = 1,154.25 : x
  2. Step 2: Convert to fraction form
    2,038.47/2,813.18 = 1,154.25/x
  3. Step 3: Cross multiply
    2,038.47x = 2,813.18 × 1,154.25
  4. Step 4: Simplify right side
    2,038.47x = 3,247,113.74
  5. Step 5: Solve for x
    x = 3,247,113.74/2,038.47
  6. Step 6: Final answer
    x = 1,592.92

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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.