Home / 6,237.36-8,606.16-3,720.36

Finding the Fourth Proportional to 6,237.36, 8,606.16 and 3,720.36

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Solution

The fourth proportional to 6,237.36, 8,606.16 and 3,720.36 is: 5,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.36 : 8,606.16 = 3,720.36 : x
  2. Step 2: Convert to fraction form
    6,237.36/8,606.16 = 3,720.36/x
  3. Step 3: Cross multiply
    6,237.36x = 8,606.16 × 3,720.36
  4. Step 4: Simplify right side
    6,237.36x = 32,018,013.42
  5. Step 5: Solve for x
    x = 32,018,013.42/6,237.36
  6. Step 6: Final answer
    x = 5,133.26

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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.