Home / 5,284.21-7,925.84-1,587.27

Finding the Fourth Proportional to 5,284.21, 7,925.84 and 1,587.27

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Solution

The fourth proportional to 5,284.21, 7,925.84 and 1,587.27 is: 2,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.21 : 7,925.84 = 1,587.27 : x
  2. Step 2: Convert to fraction form
    5,284.21/7,925.84 = 1,587.27/x
  3. Step 3: Cross multiply
    5,284.21x = 7,925.84 × 1,587.27
  4. Step 4: Simplify right side
    5,284.21x = 12,580,448.06
  5. Step 5: Solve for x
    x = 12,580,448.06/5,284.21
  6. Step 6: Final answer
    x = 2,380.76

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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.