Home / 3,504.74-5,257.59-1,283.28

Finding the Fourth Proportional to 3,504.74, 5,257.59 and 1,283.28

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Solution

The fourth proportional to 3,504.74, 5,257.59 and 1,283.28 is: 1,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.74 : 5,257.59 = 1,283.28 : x
  2. Step 2: Convert to fraction form
    3,504.74/5,257.59 = 1,283.28/x
  3. Step 3: Cross multiply
    3,504.74x = 5,257.59 × 1,283.28
  4. Step 4: Simplify right side
    3,504.74x = 6,746,960.10
  5. Step 5: Solve for x
    x = 6,746,960.10/3,504.74
  6. Step 6: Final answer
    x = 1,925.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.