Home / 7,941.36-10,951.52-5,284.16

Finding the Fourth Proportional to 7,941.36, 10,951.52 and 5,284.16

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Solution

The fourth proportional to 7,941.36, 10,951.52 and 5,284.16 is: 7,287.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.36 : 10,951.52 = 5,284.16 : x
  2. Step 2: Convert to fraction form
    7,941.36/10,951.52 = 5,284.16/x
  3. Step 3: Cross multiply
    7,941.36x = 10,951.52 × 5,284.16
  4. Step 4: Simplify right side
    7,941.36x = 57,869,583.92
  5. Step 5: Solve for x
    x = 57,869,583.92/7,941.36
  6. Step 6: Final answer
    x = 7,287.11

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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.