Home / 5,601.72-8,431.77-4,756.08

Finding the Fourth Proportional to 5,601.72, 8,431.77 and 4,756.08

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Solution

The fourth proportional to 5,601.72, 8,431.77 and 4,756.08 is: 7,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.72 : 8,431.77 = 4,756.08 : x
  2. Step 2: Convert to fraction form
    5,601.72/8,431.77 = 4,756.08/x
  3. Step 3: Cross multiply
    5,601.72x = 8,431.77 × 4,756.08
  4. Step 4: Simplify right side
    5,601.72x = 40,102,172.66
  5. Step 5: Solve for x
    x = 40,102,172.66/5,601.72
  6. Step 6: Final answer
    x = 7,158.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.