Home / 7,247.36-10,001.60-4,263.36

Finding the Fourth Proportional to 7,247.36, 10,001.60 and 4,263.36

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Solution

The fourth proportional to 7,247.36, 10,001.60 and 4,263.36 is: 5,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.36 : 10,001.60 = 4,263.36 : x
  2. Step 2: Convert to fraction form
    7,247.36/10,001.60 = 4,263.36/x
  3. Step 3: Cross multiply
    7,247.36x = 10,001.60 × 4,263.36
  4. Step 4: Simplify right side
    7,247.36x = 42,640,421.38
  5. Step 5: Solve for x
    x = 42,640,421.38/7,247.36
  6. Step 6: Final answer
    x = 5,883.58

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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.