Home / 3,715.85-5,573.77-1,252.40

Finding the Fourth Proportional to 3,715.85, 5,573.77 and 1,252.40

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Solution

The fourth proportional to 3,715.85, 5,573.77 and 1,252.40 is: 1,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.85 : 5,573.77 = 1,252.40 : x
  2. Step 2: Convert to fraction form
    3,715.85/5,573.77 = 1,252.40/x
  3. Step 3: Cross multiply
    3,715.85x = 5,573.77 × 1,252.40
  4. Step 4: Simplify right side
    3,715.85x = 6,980,558.55
  5. Step 5: Solve for x
    x = 6,980,558.55/3,715.85
  6. Step 6: Final answer
    x = 1,878.59

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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.