Home / 7,933.60-11,918.76-4,981.24

Finding the Fourth Proportional to 7,933.60, 11,918.76 and 4,981.24

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Solution

The fourth proportional to 7,933.60, 11,918.76 and 4,981.24 is: 7,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.60 : 11,918.76 = 4,981.24 : x
  2. Step 2: Convert to fraction form
    7,933.60/11,918.76 = 4,981.24/x
  3. Step 3: Cross multiply
    7,933.60x = 11,918.76 × 4,981.24
  4. Step 4: Simplify right side
    7,933.60x = 59,370,204.06
  5. Step 5: Solve for x
    x = 59,370,204.06/7,933.60
  6. Step 6: Final answer
    x = 7,483.39

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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.