Home / 3,610.34-4,982.28-2,038.40

Finding the Fourth Proportional to 3,610.34, 4,982.28 and 2,038.40

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Solution

The fourth proportional to 3,610.34, 4,982.28 and 2,038.40 is: 2,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.34 : 4,982.28 = 2,038.40 : x
  2. Step 2: Convert to fraction form
    3,610.34/4,982.28 = 2,038.40/x
  3. Step 3: Cross multiply
    3,610.34x = 4,982.28 × 2,038.40
  4. Step 4: Simplify right side
    3,610.34x = 10,155,879.55
  5. Step 5: Solve for x
    x = 10,155,879.55/3,610.34
  6. Step 6: Final answer
    x = 2,813.00

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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.