Home / 5,666.28-7,818.63-3,148.41

Finding the Fourth Proportional to 5,666.28, 7,818.63 and 3,148.41

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Solution

The fourth proportional to 5,666.28, 7,818.63 and 3,148.41 is: 4,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.28 : 7,818.63 = 3,148.41 : x
  2. Step 2: Convert to fraction form
    5,666.28/7,818.63 = 3,148.41/x
  3. Step 3: Cross multiply
    5,666.28x = 7,818.63 × 3,148.41
  4. Step 4: Simplify right side
    5,666.28x = 24,616,252.88
  5. Step 5: Solve for x
    x = 24,616,252.88/5,666.28
  6. Step 6: Final answer
    x = 4,344.34

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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.