Home / 8,869.02-13,308.72-4,923.60

Finding the Fourth Proportional to 8,869.02, 13,308.72 and 4,923.60

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Solution

The fourth proportional to 8,869.02, 13,308.72 and 4,923.60 is: 7,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.02 : 13,308.72 = 4,923.60 : x
  2. Step 2: Convert to fraction form
    8,869.02/13,308.72 = 4,923.60/x
  3. Step 3: Cross multiply
    8,869.02x = 13,308.72 × 4,923.60
  4. Step 4: Simplify right side
    8,869.02x = 65,526,813.79
  5. Step 5: Solve for x
    x = 65,526,813.79/8,869.02
  6. Step 6: Final answer
    x = 7,388.28

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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.