Home / 5,665.52-7,818.35-3,307.66

Finding the Fourth Proportional to 5,665.52, 7,818.35 and 3,307.66

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Solution

The fourth proportional to 5,665.52, 7,818.35 and 3,307.66 is: 4,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.52 : 7,818.35 = 3,307.66 : x
  2. Step 2: Convert to fraction form
    5,665.52/7,818.35 = 3,307.66/x
  3. Step 3: Cross multiply
    5,665.52x = 7,818.35 × 3,307.66
  4. Step 4: Simplify right side
    5,665.52x = 25,860,407.48
  5. Step 5: Solve for x
    x = 25,860,407.48/5,665.52
  6. Step 6: Final answer
    x = 4,564.52

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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.