Home / 5,651.48-8,477.18-2,319.64

Finding the Fourth Proportional to 5,651.48, 8,477.18 and 2,319.64

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Solution

The fourth proportional to 5,651.48, 8,477.18 and 2,319.64 is: 3,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.48 : 8,477.18 = 2,319.64 : x
  2. Step 2: Convert to fraction form
    5,651.48/8,477.18 = 2,319.64/x
  3. Step 3: Cross multiply
    5,651.48x = 8,477.18 × 2,319.64
  4. Step 4: Simplify right side
    5,651.48x = 19,664,005.82
  5. Step 5: Solve for x
    x = 19,664,005.82/5,651.48
  6. Step 6: Final answer
    x = 3,479.44

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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.