Home / 1,052.89-1,579.10-283.45

Finding the Fourth Proportional to 1,052.89, 1,579.10 and 283.45

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Solution

The fourth proportional to 1,052.89, 1,579.10 and 283.45 is: 425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.89 : 1,579.10 = 283.45 : x
  2. Step 2: Convert to fraction form
    1,052.89/1,579.10 = 283.45/x
  3. Step 3: Cross multiply
    1,052.89x = 1,579.10 × 283.45
  4. Step 4: Simplify right side
    1,052.89x = 447,594.48
  5. Step 5: Solve for x
    x = 447,594.48/1,052.89
  6. Step 6: Final answer
    x = 425.11

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Double scale
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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.