Home / 10,266.24-15,395.58-3,690.84

Finding the Fourth Proportional to 10,266.24, 15,395.58 and 3,690.84

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Solution

The fourth proportional to 10,266.24, 15,395.58 and 3,690.84 is: 5,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.24 : 15,395.58 = 3,690.84 : x
  2. Step 2: Convert to fraction form
    10,266.24/15,395.58 = 3,690.84/x
  3. Step 3: Cross multiply
    10,266.24x = 15,395.58 × 3,690.84
  4. Step 4: Simplify right side
    10,266.24x = 56,822,622.49
  5. Step 5: Solve for x
    x = 56,822,622.49/10,266.24
  6. Step 6: Final answer
    x = 5,534.90

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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.