Home / 5,465.61-8,190.55-2,344.78

Finding the Fourth Proportional to 5,465.61, 8,190.55 and 2,344.78

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Solution

The fourth proportional to 5,465.61, 8,190.55 and 2,344.78 is: 3,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.61 : 8,190.55 = 2,344.78 : x
  2. Step 2: Convert to fraction form
    5,465.61/8,190.55 = 2,344.78/x
  3. Step 3: Cross multiply
    5,465.61x = 8,190.55 × 2,344.78
  4. Step 4: Simplify right side
    5,465.61x = 19,205,051.00
  5. Step 5: Solve for x
    x = 19,205,051.00/5,465.61
  6. Step 6: Final answer
    x = 3,513.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.