Home / 6,717.68-9,271.16-4,066.55

Finding the Fourth Proportional to 6,717.68, 9,271.16 and 4,066.55

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Solution

The fourth proportional to 6,717.68, 9,271.16 and 4,066.55 is: 5,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.68 : 9,271.16 = 4,066.55 : x
  2. Step 2: Convert to fraction form
    6,717.68/9,271.16 = 4,066.55/x
  3. Step 3: Cross multiply
    6,717.68x = 9,271.16 × 4,066.55
  4. Step 4: Simplify right side
    6,717.68x = 37,701,671.18
  5. Step 5: Solve for x
    x = 37,701,671.18/6,717.68
  6. Step 6: Final answer
    x = 5,612.30

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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.