Home / 3,650.00-5,038.65-2,391.08

Finding the Fourth Proportional to 3,650.00, 5,038.65 and 2,391.08

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Solution

The fourth proportional to 3,650.00, 5,038.65 and 2,391.08 is: 3,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.00 : 5,038.65 = 2,391.08 : x
  2. Step 2: Convert to fraction form
    3,650.00/5,038.65 = 2,391.08/x
  3. Step 3: Cross multiply
    3,650.00x = 5,038.65 × 2,391.08
  4. Step 4: Simplify right side
    3,650.00x = 12,047,790.05
  5. Step 5: Solve for x
    x = 12,047,790.05/3,650.00
  6. Step 6: Final answer
    x = 3,300.77

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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.