Home / 9,618.48-14,419.08-4,987.44

Finding the Fourth Proportional to 9,618.48, 14,419.08 and 4,987.44

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Solution

The fourth proportional to 9,618.48, 14,419.08 and 4,987.44 is: 7,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.48 : 14,419.08 = 4,987.44 : x
  2. Step 2: Convert to fraction form
    9,618.48/14,419.08 = 4,987.44/x
  3. Step 3: Cross multiply
    9,618.48x = 14,419.08 × 4,987.44
  4. Step 4: Simplify right side
    9,618.48x = 71,914,296.36
  5. Step 5: Solve for x
    x = 71,914,296.36/9,618.48
  6. Step 6: Final answer
    x = 7,476.68

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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.