Home / 9,010.21-13,515.35-5,308.04

Finding the Fourth Proportional to 9,010.21, 13,515.35 and 5,308.04

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Solution

The fourth proportional to 9,010.21, 13,515.35 and 5,308.04 is: 7,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.21 : 13,515.35 = 5,308.04 : x
  2. Step 2: Convert to fraction form
    9,010.21/13,515.35 = 5,308.04/x
  3. Step 3: Cross multiply
    9,010.21x = 13,515.35 × 5,308.04
  4. Step 4: Simplify right side
    9,010.21x = 71,740,018.41
  5. Step 5: Solve for x
    x = 71,740,018.41/9,010.21
  6. Step 6: Final answer
    x = 7,962.08

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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.