Home / 3,523.95-5,287.68-1,575.63

Finding the Fourth Proportional to 3,523.95, 5,287.68 and 1,575.63

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Solution

The fourth proportional to 3,523.95, 5,287.68 and 1,575.63 is: 2,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.95 : 5,287.68 = 1,575.63 : x
  2. Step 2: Convert to fraction form
    3,523.95/5,287.68 = 1,575.63/x
  3. Step 3: Cross multiply
    3,523.95x = 5,287.68 × 1,575.63
  4. Step 4: Simplify right side
    3,523.95x = 8,331,427.24
  5. Step 5: Solve for x
    x = 8,331,427.24/3,523.95
  6. Step 6: Final answer
    x = 2,364.23

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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.