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Finding the Fourth Proportional to 5,803.30, 8,690.55 and 4,651.30

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Solution

The fourth proportional to 5,803.30, 8,690.55 and 4,651.30 is: 6,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.30 : 8,690.55 = 4,651.30 : x
  2. Step 2: Convert to fraction form
    5,803.30/8,690.55 = 4,651.30/x
  3. Step 3: Cross multiply
    5,803.30x = 8,690.55 × 4,651.30
  4. Step 4: Simplify right side
    5,803.30x = 40,422,355.22
  5. Step 5: Solve for x
    x = 40,422,355.22/5,803.30
  6. Step 6: Final answer
    x = 6,965.41

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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.