Home / 7,641.10-10,544.55-4,284.10

Finding the Fourth Proportional to 7,641.10, 10,544.55 and 4,284.10

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Solution

The fourth proportional to 7,641.10, 10,544.55 and 4,284.10 is: 5,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641.10 : 10,544.55 = 4,284.10 : x
  2. Step 2: Convert to fraction form
    7,641.10/10,544.55 = 4,284.10/x
  3. Step 3: Cross multiply
    7,641.10x = 10,544.55 × 4,284.10
  4. Step 4: Simplify right side
    7,641.10x = 45,173,906.66
  5. Step 5: Solve for x
    x = 45,173,906.66/7,641.10
  6. Step 6: Final answer
    x = 5,911.96

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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.