Home / 9,451.58-13,043.28-5,203.07

Finding the Fourth Proportional to 9,451.58, 13,043.28 and 5,203.07

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Solution

The fourth proportional to 9,451.58, 13,043.28 and 5,203.07 is: 7,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.58 : 13,043.28 = 5,203.07 : x
  2. Step 2: Convert to fraction form
    9,451.58/13,043.28 = 5,203.07/x
  3. Step 3: Cross multiply
    9,451.58x = 13,043.28 × 5,203.07
  4. Step 4: Simplify right side
    9,451.58x = 67,865,033.65
  5. Step 5: Solve for x
    x = 67,865,033.65/9,451.58
  6. Step 6: Final answer
    x = 7,180.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.