Home / 9,441.12-14,155.46-5,281.56

Finding the Fourth Proportional to 9,441.12, 14,155.46 and 5,281.56

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Solution

The fourth proportional to 9,441.12, 14,155.46 and 5,281.56 is: 7,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.12 : 14,155.46 = 5,281.56 : x
  2. Step 2: Convert to fraction form
    9,441.12/14,155.46 = 5,281.56/x
  3. Step 3: Cross multiply
    9,441.12x = 14,155.46 × 5,281.56
  4. Step 4: Simplify right side
    9,441.12x = 74,762,911.32
  5. Step 5: Solve for x
    x = 74,762,911.32/9,441.12
  6. Step 6: Final answer
    x = 7,918.86

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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.