Home / 10,355.84-15,522.72-4,113.16

Finding the Fourth Proportional to 10,355.84, 15,522.72 and 4,113.16

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Solution

The fourth proportional to 10,355.84, 15,522.72 and 4,113.16 is: 6,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.84 : 15,522.72 = 4,113.16 : x
  2. Step 2: Convert to fraction form
    10,355.84/15,522.72 = 4,113.16/x
  3. Step 3: Cross multiply
    10,355.84x = 15,522.72 × 4,113.16
  4. Step 4: Simplify right side
    10,355.84x = 63,847,431.00
  5. Step 5: Solve for x
    x = 63,847,431.00/10,355.84
  6. Step 6: Final answer
    x = 6,165.36

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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.