Home / 9,880.18-14,817.27-5,197.60

Finding the Fourth Proportional to 9,880.18, 14,817.27 and 5,197.60

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Solution

The fourth proportional to 9,880.18, 14,817.27 and 5,197.60 is: 7,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880.18 : 14,817.27 = 5,197.60 : x
  2. Step 2: Convert to fraction form
    9,880.18/14,817.27 = 5,197.60/x
  3. Step 3: Cross multiply
    9,880.18x = 14,817.27 × 5,197.60
  4. Step 4: Simplify right side
    9,880.18x = 77,014,284.71
  5. Step 5: Solve for x
    x = 77,014,284.71/9,880.18
  6. Step 6: Final answer
    x = 7,794.83

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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.