Home / 7,118.18-10,604.19-6,798.33

Finding the Fourth Proportional to 7,118.18, 10,604.19 and 6,798.33

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Solution

The fourth proportional to 7,118.18, 10,604.19 and 6,798.33 is: 10,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.18 : 10,604.19 = 6,798.33 : x
  2. Step 2: Convert to fraction form
    7,118.18/10,604.19 = 6,798.33/x
  3. Step 3: Cross multiply
    7,118.18x = 10,604.19 × 6,798.33
  4. Step 4: Simplify right side
    7,118.18x = 72,090,792.52
  5. Step 5: Solve for x
    x = 72,090,792.52/7,118.18
  6. Step 6: Final answer
    x = 10,127.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.