Home / 5,225.24-7,212.55-4,671.65

Finding the Fourth Proportional to 5,225.24, 7,212.55 and 4,671.65

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Solution

The fourth proportional to 5,225.24, 7,212.55 and 4,671.65 is: 6,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.24 : 7,212.55 = 4,671.65 : x
  2. Step 2: Convert to fraction form
    5,225.24/7,212.55 = 4,671.65/x
  3. Step 3: Cross multiply
    5,225.24x = 7,212.55 × 4,671.65
  4. Step 4: Simplify right side
    5,225.24x = 33,694,533.08
  5. Step 5: Solve for x
    x = 33,694,533.08/5,225.24
  6. Step 6: Final answer
    x = 6,448.42

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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.