Home / 7,398.06-10,206.90-5,273.94

Finding the Fourth Proportional to 7,398.06, 10,206.90 and 5,273.94

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Solution

The fourth proportional to 7,398.06, 10,206.90 and 5,273.94 is: 7,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.06 : 10,206.90 = 5,273.94 : x
  2. Step 2: Convert to fraction form
    7,398.06/10,206.90 = 5,273.94/x
  3. Step 3: Cross multiply
    7,398.06x = 10,206.90 × 5,273.94
  4. Step 4: Simplify right side
    7,398.06x = 53,830,578.19
  5. Step 5: Solve for x
    x = 53,830,578.19/7,398.06
  6. Step 6: Final answer
    x = 7,276.31

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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.