Home / 9,818.23-13,536.60-6,362.70

Finding the Fourth Proportional to 9,818.23, 13,536.60 and 6,362.70

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Solution

The fourth proportional to 9,818.23, 13,536.60 and 6,362.70 is: 8,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.23 : 13,536.60 = 6,362.70 : x
  2. Step 2: Convert to fraction form
    9,818.23/13,536.60 = 6,362.70/x
  3. Step 3: Cross multiply
    9,818.23x = 13,536.60 × 6,362.70
  4. Step 4: Simplify right side
    9,818.23x = 86,129,374.57
  5. Step 5: Solve for x
    x = 86,129,374.57/9,818.23
  6. Step 6: Final answer
    x = 8,772.39

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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.