Home / 7,400.27-10,210.30-5,011.43

Finding the Fourth Proportional to 7,400.27, 10,210.30 and 5,011.43

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Solution

The fourth proportional to 7,400.27, 10,210.30 and 5,011.43 is: 6,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.27 : 10,210.30 = 5,011.43 : x
  2. Step 2: Convert to fraction form
    7,400.27/10,210.30 = 5,011.43/x
  3. Step 3: Cross multiply
    7,400.27x = 10,210.30 × 5,011.43
  4. Step 4: Simplify right side
    7,400.27x = 51,168,216.73
  5. Step 5: Solve for x
    x = 51,168,216.73/7,400.27
  6. Step 6: Final answer
    x = 6,914.37

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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.