Home / 5,626.85-8,440.36-5,284.38

Finding the Fourth Proportional to 5,626.85, 8,440.36 and 5,284.38

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Solution

The fourth proportional to 5,626.85, 8,440.36 and 5,284.38 is: 7,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.85 : 8,440.36 = 5,284.38 : x
  2. Step 2: Convert to fraction form
    5,626.85/8,440.36 = 5,284.38/x
  3. Step 3: Cross multiply
    5,626.85x = 8,440.36 × 5,284.38
  4. Step 4: Simplify right side
    5,626.85x = 44,602,069.58
  5. Step 5: Solve for x
    x = 44,602,069.58/5,626.85
  6. Step 6: Final answer
    x = 7,926.65

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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.