Home / 2,605.92-3,596.02-1,426.76

Finding the Fourth Proportional to 2,605.92, 3,596.02 and 1,426.76

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Solution

The fourth proportional to 2,605.92, 3,596.02 and 1,426.76 is: 1,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.92 : 3,596.02 = 1,426.76 : x
  2. Step 2: Convert to fraction form
    2,605.92/3,596.02 = 1,426.76/x
  3. Step 3: Cross multiply
    2,605.92x = 3,596.02 × 1,426.76
  4. Step 4: Simplify right side
    2,605.92x = 5,130,632.38
  5. Step 5: Solve for x
    x = 5,130,632.38/2,605.92
  6. Step 6: Final answer
    x = 1,968.84

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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.