Home / 7,841.43-10,813.95-5,327.30

Finding the Fourth Proportional to 7,841.43, 10,813.95 and 5,327.30

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Solution

The fourth proportional to 7,841.43, 10,813.95 and 5,327.30 is: 7,346.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.43 : 10,813.95 = 5,327.30 : x
  2. Step 2: Convert to fraction form
    7,841.43/10,813.95 = 5,327.30/x
  3. Step 3: Cross multiply
    7,841.43x = 10,813.95 × 5,327.30
  4. Step 4: Simplify right side
    7,841.43x = 57,609,182.87
  5. Step 5: Solve for x
    x = 57,609,182.87/7,841.43
  6. Step 6: Final answer
    x = 7,346.77

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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.