Home / 10,284.16-15,420.42-3,262.84

Finding the Fourth Proportional to 10,284.16, 15,420.42 and 3,262.84

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Solution

The fourth proportional to 10,284.16, 15,420.42 and 3,262.84 is: 4,892.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.16 : 15,420.42 = 3,262.84 : x
  2. Step 2: Convert to fraction form
    10,284.16/15,420.42 = 3,262.84/x
  3. Step 3: Cross multiply
    10,284.16x = 15,420.42 × 3,262.84
  4. Step 4: Simplify right side
    10,284.16x = 50,314,363.19
  5. Step 5: Solve for x
    x = 50,314,363.19/10,284.16
  6. Step 6: Final answer
    x = 4,892.41

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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.