Home / 7,412.53-10,227.87-4,225.77

Finding the Fourth Proportional to 7,412.53, 10,227.87 and 4,225.77

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Solution

The fourth proportional to 7,412.53, 10,227.87 and 4,225.77 is: 5,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.53 : 10,227.87 = 4,225.77 : x
  2. Step 2: Convert to fraction form
    7,412.53/10,227.87 = 4,225.77/x
  3. Step 3: Cross multiply
    7,412.53x = 10,227.87 × 4,225.77
  4. Step 4: Simplify right side
    7,412.53x = 43,220,626.21
  5. Step 5: Solve for x
    x = 43,220,626.21/7,412.53
  6. Step 6: Final answer
    x = 5,830.75

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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.