Home / 6,521.18-9,782.40-1,841.18

Finding the Fourth Proportional to 6,521.18, 9,782.40 and 1,841.18

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Solution

The fourth proportional to 6,521.18, 9,782.40 and 1,841.18 is: 2,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.18 : 9,782.40 = 1,841.18 : x
  2. Step 2: Convert to fraction form
    6,521.18/9,782.40 = 1,841.18/x
  3. Step 3: Cross multiply
    6,521.18x = 9,782.40 × 1,841.18
  4. Step 4: Simplify right side
    6,521.18x = 18,011,159.23
  5. Step 5: Solve for x
    x = 18,011,159.23/6,521.18
  6. Step 6: Final answer
    x = 2,761.95

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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.