Home / 2,682.81-3,702.51-1,504.13

Finding the Fourth Proportional to 2,682.81, 3,702.51 and 1,504.13

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Solution

The fourth proportional to 2,682.81, 3,702.51 and 1,504.13 is: 2,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.81 : 3,702.51 = 1,504.13 : x
  2. Step 2: Convert to fraction form
    2,682.81/3,702.51 = 1,504.13/x
  3. Step 3: Cross multiply
    2,682.81x = 3,702.51 × 1,504.13
  4. Step 4: Simplify right side
    2,682.81x = 5,569,037.85
  5. Step 5: Solve for x
    x = 5,569,037.85/2,682.81
  6. Step 6: Final answer
    x = 2,075.82

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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.