Home / 2,601.80-3,588.08-1,763.72

Finding the Fourth Proportional to 2,601.80, 3,588.08 and 1,763.72

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Solution

The fourth proportional to 2,601.80, 3,588.08 and 1,763.72 is: 2,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.80 : 3,588.08 = 1,763.72 : x
  2. Step 2: Convert to fraction form
    2,601.80/3,588.08 = 1,763.72/x
  3. Step 3: Cross multiply
    2,601.80x = 3,588.08 × 1,763.72
  4. Step 4: Simplify right side
    2,601.80x = 6,328,368.46
  5. Step 5: Solve for x
    x = 6,328,368.46/2,601.80
  6. Step 6: Final answer
    x = 2,432.30

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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.