Home / 6,813.37-10,221.27-2,430.55

Finding the Fourth Proportional to 6,813.37, 10,221.27 and 2,430.55

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Solution

The fourth proportional to 6,813.37, 10,221.27 and 2,430.55 is: 3,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.37 : 10,221.27 = 2,430.55 : x
  2. Step 2: Convert to fraction form
    6,813.37/10,221.27 = 2,430.55/x
  3. Step 3: Cross multiply
    6,813.37x = 10,221.27 × 2,430.55
  4. Step 4: Simplify right side
    6,813.37x = 24,843,307.80
  5. Step 5: Solve for x
    x = 24,843,307.80/6,813.37
  6. Step 6: Final answer
    x = 3,646.26

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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.