Home / 7,949.54-10,969.81-4,412.47

Finding the Fourth Proportional to 7,949.54, 10,969.81 and 4,412.47

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Solution

The fourth proportional to 7,949.54, 10,969.81 and 4,412.47 is: 6,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.54 : 10,969.81 = 4,412.47 : x
  2. Step 2: Convert to fraction form
    7,949.54/10,969.81 = 4,412.47/x
  3. Step 3: Cross multiply
    7,949.54x = 10,969.81 × 4,412.47
  4. Step 4: Simplify right side
    7,949.54x = 48,403,957.53
  5. Step 5: Solve for x
    x = 48,403,957.53/7,949.54
  6. Step 6: Final answer
    x = 6,088.90

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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.