Home / 9,988.41-13,789.53-6,010.50

Finding the Fourth Proportional to 9,988.41, 13,789.53 and 6,010.50

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Solution

The fourth proportional to 9,988.41, 13,789.53 and 6,010.50 is: 8,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.41 : 13,789.53 = 6,010.50 : x
  2. Step 2: Convert to fraction form
    9,988.41/13,789.53 = 6,010.50/x
  3. Step 3: Cross multiply
    9,988.41x = 13,789.53 × 6,010.50
  4. Step 4: Simplify right side
    9,988.41x = 82,881,970.07
  5. Step 5: Solve for x
    x = 82,881,970.07/9,988.41
  6. Step 6: Final answer
    x = 8,297.81

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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.