Home / 11,484.40-17,237.38-5,645.20

Finding the Fourth Proportional to 11,484.40, 17,237.38 and 5,645.20

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Solution

The fourth proportional to 11,484.40, 17,237.38 and 5,645.20 is: 8,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.40 : 17,237.38 = 5,645.20 : x
  2. Step 2: Convert to fraction form
    11,484.40/17,237.38 = 5,645.20/x
  3. Step 3: Cross multiply
    11,484.40x = 17,237.38 × 5,645.20
  4. Step 4: Simplify right side
    11,484.40x = 97,308,457.58
  5. Step 5: Solve for x
    x = 97,308,457.58/11,484.40
  6. Step 6: Final answer
    x = 8,473.10

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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.