Home / 9,001.58-13,478.70-7,237.22

Finding the Fourth Proportional to 9,001.58, 13,478.70 and 7,237.22

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Solution

The fourth proportional to 9,001.58, 13,478.70 and 7,237.22 is: 10,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.58 : 13,478.70 = 7,237.22 : x
  2. Step 2: Convert to fraction form
    9,001.58/13,478.70 = 7,237.22/x
  3. Step 3: Cross multiply
    9,001.58x = 13,478.70 × 7,237.22
  4. Step 4: Simplify right side
    9,001.58x = 97,548,317.21
  5. Step 5: Solve for x
    x = 97,548,317.21/9,001.58
  6. Step 6: Final answer
    x = 10,836.80

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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.