Home / 9,938.42-13,715.71-6,575.41

Finding the Fourth Proportional to 9,938.42, 13,715.71 and 6,575.41

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Solution

The fourth proportional to 9,938.42, 13,715.71 and 6,575.41 is: 9,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.42 : 13,715.71 = 6,575.41 : x
  2. Step 2: Convert to fraction form
    9,938.42/13,715.71 = 6,575.41/x
  3. Step 3: Cross multiply
    9,938.42x = 13,715.71 × 6,575.41
  4. Step 4: Simplify right side
    9,938.42x = 90,186,365.96
  5. Step 5: Solve for x
    x = 90,186,365.96/9,938.42
  6. Step 6: Final answer
    x = 9,074.52

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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.