Home / 7,091.24-10,637.46-2,930.45

Finding the Fourth Proportional to 7,091.24, 10,637.46 and 2,930.45

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Solution

The fourth proportional to 7,091.24, 10,637.46 and 2,930.45 is: 4,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.24 : 10,637.46 = 2,930.45 : x
  2. Step 2: Convert to fraction form
    7,091.24/10,637.46 = 2,930.45/x
  3. Step 3: Cross multiply
    7,091.24x = 10,637.46 × 2,930.45
  4. Step 4: Simplify right side
    7,091.24x = 31,172,491.47
  5. Step 5: Solve for x
    x = 31,172,491.47/7,091.24
  6. Step 6: Final answer
    x = 4,395.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.