Home / 10,644.84-15,967.23-5,903.90

Finding the Fourth Proportional to 10,644.84, 15,967.23 and 5,903.90

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Solution

The fourth proportional to 10,644.84, 15,967.23 and 5,903.90 is: 8,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.84 : 15,967.23 = 5,903.90 : x
  2. Step 2: Convert to fraction form
    10,644.84/15,967.23 = 5,903.90/x
  3. Step 3: Cross multiply
    10,644.84x = 15,967.23 × 5,903.90
  4. Step 4: Simplify right side
    10,644.84x = 94,268,887.10
  5. Step 5: Solve for x
    x = 94,268,887.10/10,644.84
  6. Step 6: Final answer
    x = 8,855.83

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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.