Home / 7,933.60-10,948.50-4,791.60

Finding the Fourth Proportional to 7,933.60, 10,948.50 and 4,791.60

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Solution

The fourth proportional to 7,933.60, 10,948.50 and 4,791.60 is: 6,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.60 : 10,948.50 = 4,791.60 : x
  2. Step 2: Convert to fraction form
    7,933.60/10,948.50 = 4,791.60/x
  3. Step 3: Cross multiply
    7,933.60x = 10,948.50 × 4,791.60
  4. Step 4: Simplify right side
    7,933.60x = 52,460,832.60
  5. Step 5: Solve for x
    x = 52,460,832.60/7,933.60
  6. Step 6: Final answer
    x = 6,612.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.