Home / 7,664.02-11,480.65-5,588.42

Finding the Fourth Proportional to 7,664.02, 11,480.65 and 5,588.42

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Solution

The fourth proportional to 7,664.02, 11,480.65 and 5,588.42 is: 8,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.02 : 11,480.65 = 5,588.42 : x
  2. Step 2: Convert to fraction form
    7,664.02/11,480.65 = 5,588.42/x
  3. Step 3: Cross multiply
    7,664.02x = 11,480.65 × 5,588.42
  4. Step 4: Simplify right side
    7,664.02x = 64,158,622.70
  5. Step 5: Solve for x
    x = 64,158,622.70/7,664.02
  6. Step 6: Final answer
    x = 8,371.41

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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.