Home / 4,547.12-6,818.39-1,771.66

Finding the Fourth Proportional to 4,547.12, 6,818.39 and 1,771.66

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Solution

The fourth proportional to 4,547.12, 6,818.39 and 1,771.66 is: 2,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.12 : 6,818.39 = 1,771.66 : x
  2. Step 2: Convert to fraction form
    4,547.12/6,818.39 = 1,771.66/x
  3. Step 3: Cross multiply
    4,547.12x = 6,818.39 × 1,771.66
  4. Step 4: Simplify right side
    4,547.12x = 12,079,825.88
  5. Step 5: Solve for x
    x = 12,079,825.88/4,547.12
  6. Step 6: Final answer
    x = 2,656.59

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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.