Home / 8,858.93-13,280.18-4,960.60

Finding the Fourth Proportional to 8,858.93, 13,280.18 and 4,960.60

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Solution

The fourth proportional to 8,858.93, 13,280.18 and 4,960.60 is: 7,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.93 : 13,280.18 = 4,960.60 : x
  2. Step 2: Convert to fraction form
    8,858.93/13,280.18 = 4,960.60/x
  3. Step 3: Cross multiply
    8,858.93x = 13,280.18 × 4,960.60
  4. Step 4: Simplify right side
    8,858.93x = 65,877,569.70
  5. Step 5: Solve for x
    x = 65,877,569.70/8,858.93
  6. Step 6: Final answer
    x = 7,436.29

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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.