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Finding the Fourth Proportional to 3,807.99, 5,710.59 and 1,466.82

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Solution

The fourth proportional to 3,807.99, 5,710.59 and 1,466.82 is: 2,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.99 : 5,710.59 = 1,466.82 : x
  2. Step 2: Convert to fraction form
    3,807.99/5,710.59 = 1,466.82/x
  3. Step 3: Cross multiply
    3,807.99x = 5,710.59 × 1,466.82
  4. Step 4: Simplify right side
    3,807.99x = 8,376,407.62
  5. Step 5: Solve for x
    x = 8,376,407.62/3,807.99
  6. Step 6: Final answer
    x = 2,199.69

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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.