Home / 6,173.55-8,518.95-3,655.74

Finding the Fourth Proportional to 6,173.55, 8,518.95 and 3,655.74

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Solution

The fourth proportional to 6,173.55, 8,518.95 and 3,655.74 is: 5,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.55 : 8,518.95 = 3,655.74 : x
  2. Step 2: Convert to fraction form
    6,173.55/8,518.95 = 3,655.74/x
  3. Step 3: Cross multiply
    6,173.55x = 8,518.95 × 3,655.74
  4. Step 4: Simplify right side
    6,173.55x = 31,143,066.27
  5. Step 5: Solve for x
    x = 31,143,066.27/6,173.55
  6. Step 6: Final answer
    x = 5,044.60

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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.