Home / 2,693.34-3,718.05-1,798.56

Finding the Fourth Proportional to 2,693.34, 3,718.05 and 1,798.56

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Solution

The fourth proportional to 2,693.34, 3,718.05 and 1,798.56 is: 2,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.34 : 3,718.05 = 1,798.56 : x
  2. Step 2: Convert to fraction form
    2,693.34/3,718.05 = 1,798.56/x
  3. Step 3: Cross multiply
    2,693.34x = 3,718.05 × 1,798.56
  4. Step 4: Simplify right side
    2,693.34x = 6,687,136.01
  5. Step 5: Solve for x
    x = 6,687,136.01/2,693.34
  6. Step 6: Final answer
    x = 2,482.84

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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.