Home / 6,818.04-10,240.02-4,239

Finding the Fourth Proportional to 6,818.04, 10,240.02 and 4,239

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Solution

The fourth proportional to 6,818.04, 10,240.02 and 4,239 is: 6,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.04 : 10,240.02 = 4,239 : x
  2. Step 2: Convert to fraction form
    6,818.04/10,240.02 = 4,239/x
  3. Step 3: Cross multiply
    6,818.04x = 10,240.02 × 4,239
  4. Step 4: Simplify right side
    6,818.04x = 43,407,444.78
  5. Step 5: Solve for x
    x = 43,407,444.78/6,818.04
  6. Step 6: Final answer
    x = 6,366.56

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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.