Home / 7,435.04-11,153.76-2,505.12

Finding the Fourth Proportional to 7,435.04, 11,153.76 and 2,505.12

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Solution

The fourth proportional to 7,435.04, 11,153.76 and 2,505.12 is: 3,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.04 : 11,153.76 = 2,505.12 : x
  2. Step 2: Convert to fraction form
    7,435.04/11,153.76 = 2,505.12/x
  3. Step 3: Cross multiply
    7,435.04x = 11,153.76 × 2,505.12
  4. Step 4: Simplify right side
    7,435.04x = 27,941,507.25
  5. Step 5: Solve for x
    x = 27,941,507.25/7,435.04
  6. Step 6: Final answer
    x = 3,758.08

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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.