Home / 6,213.52-8,574.60-3,419.02

Finding the Fourth Proportional to 6,213.52, 8,574.60 and 3,419.02

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Solution

The fourth proportional to 6,213.52, 8,574.60 and 3,419.02 is: 4,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.52 : 8,574.60 = 3,419.02 : x
  2. Step 2: Convert to fraction form
    6,213.52/8,574.60 = 3,419.02/x
  3. Step 3: Cross multiply
    6,213.52x = 8,574.60 × 3,419.02
  4. Step 4: Simplify right side
    6,213.52x = 29,316,728.89
  5. Step 5: Solve for x
    x = 29,316,728.89/6,213.52
  6. Step 6: Final answer
    x = 4,718.22

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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.