Home / 3,578.63-4,937.50-2,319.74

Finding the Fourth Proportional to 3,578.63, 4,937.50 and 2,319.74

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Solution

The fourth proportional to 3,578.63, 4,937.50 and 2,319.74 is: 3,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.63 : 4,937.50 = 2,319.74 : x
  2. Step 2: Convert to fraction form
    3,578.63/4,937.50 = 2,319.74/x
  3. Step 3: Cross multiply
    3,578.63x = 4,937.50 × 2,319.74
  4. Step 4: Simplify right side
    3,578.63x = 11,453,679.96
  5. Step 5: Solve for x
    x = 11,453,679.96/3,578.63
  6. Step 6: Final answer
    x = 3,200.58

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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.