Home / 1,504.92-2,075.88-1,252.20

Finding the Fourth Proportional to 1,504.92, 2,075.88 and 1,252.20

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Solution

The fourth proportional to 1,504.92, 2,075.88 and 1,252.20 is: 1,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.92 : 2,075.88 = 1,252.20 : x
  2. Step 2: Convert to fraction form
    1,504.92/2,075.88 = 1,252.20/x
  3. Step 3: Cross multiply
    1,504.92x = 2,075.88 × 1,252.20
  4. Step 4: Simplify right side
    1,504.92x = 2,599,416.94
  5. Step 5: Solve for x
    x = 2,599,416.94/1,504.92
  6. Step 6: Final answer
    x = 1,727.28

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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.