Home / 4,575.51-6,314.21-2,479.64

Finding the Fourth Proportional to 4,575.51, 6,314.21 and 2,479.64

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Solution

The fourth proportional to 4,575.51, 6,314.21 and 2,479.64 is: 3,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.51 : 6,314.21 = 2,479.64 : x
  2. Step 2: Convert to fraction form
    4,575.51/6,314.21 = 2,479.64/x
  3. Step 3: Cross multiply
    4,575.51x = 6,314.21 × 2,479.64
  4. Step 4: Simplify right side
    4,575.51x = 15,656,923.72
  5. Step 5: Solve for x
    x = 15,656,923.72/4,575.51
  6. Step 6: Final answer
    x = 3,421.90

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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.