Home / 5,666.14-7,818.86-3,148.12

Finding the Fourth Proportional to 5,666.14, 7,818.86 and 3,148.12

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Solution

The fourth proportional to 5,666.14, 7,818.86 and 3,148.12 is: 4,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.14 : 7,818.86 = 3,148.12 : x
  2. Step 2: Convert to fraction form
    5,666.14/7,818.86 = 3,148.12/x
  3. Step 3: Cross multiply
    5,666.14x = 7,818.86 × 3,148.12
  4. Step 4: Simplify right side
    5,666.14x = 24,614,727.19
  5. Step 5: Solve for x
    x = 24,614,727.19/5,666.14
  6. Step 6: Final answer
    x = 4,344.18

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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.