Home / 7,399.50-10,213.44-4,710.80

Finding the Fourth Proportional to 7,399.50, 10,213.44 and 4,710.80

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Solution

The fourth proportional to 7,399.50, 10,213.44 and 4,710.80 is: 6,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.50 : 10,213.44 = 4,710.80 : x
  2. Step 2: Convert to fraction form
    7,399.50/10,213.44 = 4,710.80/x
  3. Step 3: Cross multiply
    7,399.50x = 10,213.44 × 4,710.80
  4. Step 4: Simplify right side
    7,399.50x = 48,113,473.15
  5. Step 5: Solve for x
    x = 48,113,473.15/7,399.50
  6. Step 6: Final answer
    x = 6,502.26

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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.