Home / 7,267.10-10,892.55-3,106.40

Finding the Fourth Proportional to 7,267.10, 10,892.55 and 3,106.40

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Solution

The fourth proportional to 7,267.10, 10,892.55 and 3,106.40 is: 4,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.10 : 10,892.55 = 3,106.40 : x
  2. Step 2: Convert to fraction form
    7,267.10/10,892.55 = 3,106.40/x
  3. Step 3: Cross multiply
    7,267.10x = 10,892.55 × 3,106.40
  4. Step 4: Simplify right side
    7,267.10x = 33,836,617.32
  5. Step 5: Solve for x
    x = 33,836,617.32/7,267.10
  6. Step 6: Final answer
    x = 4,656.14

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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.