Home / 2,038.60-2,813.26-1,154.35

Finding the Fourth Proportional to 2,038.60, 2,813.26 and 1,154.35

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Solution

The fourth proportional to 2,038.60, 2,813.26 and 1,154.35 is: 1,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.60 : 2,813.26 = 1,154.35 : x
  2. Step 2: Convert to fraction form
    2,038.60/2,813.26 = 1,154.35/x
  3. Step 3: Cross multiply
    2,038.60x = 2,813.26 × 1,154.35
  4. Step 4: Simplify right side
    2,038.60x = 3,247,486.68
  5. Step 5: Solve for x
    x = 3,247,486.68/2,038.60
  6. Step 6: Final answer
    x = 1,593.00

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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.