Home / 6,521.51-9,782.82-1,841.55

Finding the Fourth Proportional to 6,521.51, 9,782.82 and 1,841.55

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Solution

The fourth proportional to 6,521.51, 9,782.82 and 1,841.55 is: 2,762.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.51 : 9,782.82 = 1,841.55 : x
  2. Step 2: Convert to fraction form
    6,521.51/9,782.82 = 1,841.55/x
  3. Step 3: Cross multiply
    6,521.51x = 9,782.82 × 1,841.55
  4. Step 4: Simplify right side
    6,521.51x = 18,015,552.17
  5. Step 5: Solve for x
    x = 18,015,552.17/6,521.51
  6. Step 6: Final answer
    x = 2,762.48

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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.