Home / 6,221.50-8,586.09-3,569.02

Finding the Fourth Proportional to 6,221.50, 8,586.09 and 3,569.02

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Solution

The fourth proportional to 6,221.50, 8,586.09 and 3,569.02 is: 4,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.50 : 8,586.09 = 3,569.02 : x
  2. Step 2: Convert to fraction form
    6,221.50/8,586.09 = 3,569.02/x
  3. Step 3: Cross multiply
    6,221.50x = 8,586.09 × 3,569.02
  4. Step 4: Simplify right side
    6,221.50x = 30,643,926.93
  5. Step 5: Solve for x
    x = 30,643,926.93/6,221.50
  6. Step 6: Final answer
    x = 4,925.49

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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.