Home / 7,750.14-10,698.47-5,235.66

Finding the Fourth Proportional to 7,750.14, 10,698.47 and 5,235.66

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Solution

The fourth proportional to 7,750.14, 10,698.47 and 5,235.66 is: 7,227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.14 : 10,698.47 = 5,235.66 : x
  2. Step 2: Convert to fraction form
    7,750.14/10,698.47 = 5,235.66/x
  3. Step 3: Cross multiply
    7,750.14x = 10,698.47 × 5,235.66
  4. Step 4: Simplify right side
    7,750.14x = 56,013,525.26
  5. Step 5: Solve for x
    x = 56,013,525.26/7,750.14
  6. Step 6: Final answer
    x = 7,227.42

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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.