Home / 7,336.64-10,121.56-5,100.32

Finding the Fourth Proportional to 7,336.64, 10,121.56 and 5,100.32

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Solution

The fourth proportional to 7,336.64, 10,121.56 and 5,100.32 is: 7,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.64 : 10,121.56 = 5,100.32 : x
  2. Step 2: Convert to fraction form
    7,336.64/10,121.56 = 5,100.32/x
  3. Step 3: Cross multiply
    7,336.64x = 10,121.56 × 5,100.32
  4. Step 4: Simplify right side
    7,336.64x = 51,623,194.90
  5. Step 5: Solve for x
    x = 51,623,194.90/7,336.64
  6. Step 6: Final answer
    x = 7,036.35

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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.