Home / 7,561.62-10,435.40-4,204.79

Finding the Fourth Proportional to 7,561.62, 10,435.40 and 4,204.79

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Solution

The fourth proportional to 7,561.62, 10,435.40 and 4,204.79 is: 5,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.62 : 10,435.40 = 4,204.79 : x
  2. Step 2: Convert to fraction form
    7,561.62/10,435.40 = 4,204.79/x
  3. Step 3: Cross multiply
    7,561.62x = 10,435.40 × 4,204.79
  4. Step 4: Simplify right side
    7,561.62x = 43,878,592.37
  5. Step 5: Solve for x
    x = 43,878,592.37/7,561.62
  6. Step 6: Final answer
    x = 5,802.80

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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.