Home / 7,029.81-9,701.12-4,046.22

Finding the Fourth Proportional to 7,029.81, 9,701.12 and 4,046.22

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Solution

The fourth proportional to 7,029.81, 9,701.12 and 4,046.22 is: 5,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.81 : 9,701.12 = 4,046.22 : x
  2. Step 2: Convert to fraction form
    7,029.81/9,701.12 = 4,046.22/x
  3. Step 3: Cross multiply
    7,029.81x = 9,701.12 × 4,046.22
  4. Step 4: Simplify right side
    7,029.81x = 39,252,845.54
  5. Step 5: Solve for x
    x = 39,252,845.54/7,029.81
  6. Step 6: Final answer
    x = 5,583.77

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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.