Home / 7,685.36-10,605.84-4,373.36

Finding the Fourth Proportional to 7,685.36, 10,605.84 and 4,373.36

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Solution

The fourth proportional to 7,685.36, 10,605.84 and 4,373.36 is: 6,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.36 : 10,605.84 = 4,373.36 : x
  2. Step 2: Convert to fraction form
    7,685.36/10,605.84 = 4,373.36/x
  3. Step 3: Cross multiply
    7,685.36x = 10,605.84 × 4,373.36
  4. Step 4: Simplify right side
    7,685.36x = 46,383,156.42
  5. Step 5: Solve for x
    x = 46,383,156.42/7,685.36
  6. Step 6: Final answer
    x = 6,035.26

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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.