Home / 2,601.12-3,586.80-2,390.46

Finding the Fourth Proportional to 2,601.12, 3,586.80 and 2,390.46

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Solution

The fourth proportional to 2,601.12, 3,586.80 and 2,390.46 is: 3,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.12 : 3,586.80 = 2,390.46 : x
  2. Step 2: Convert to fraction form
    2,601.12/3,586.80 = 2,390.46/x
  3. Step 3: Cross multiply
    2,601.12x = 3,586.80 × 2,390.46
  4. Step 4: Simplify right side
    2,601.12x = 8,574,101.93
  5. Step 5: Solve for x
    x = 8,574,101.93/2,601.12
  6. Step 6: Final answer
    x = 3,296.31

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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.