Home / 6,237.60-9,360.72-2,345.28

Finding the Fourth Proportional to 6,237.60, 9,360.72 and 2,345.28

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Solution

The fourth proportional to 6,237.60, 9,360.72 and 2,345.28 is: 3,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.60 : 9,360.72 = 2,345.28 : x
  2. Step 2: Convert to fraction form
    6,237.60/9,360.72 = 2,345.28/x
  3. Step 3: Cross multiply
    6,237.60x = 9,360.72 × 2,345.28
  4. Step 4: Simplify right side
    6,237.60x = 21,953,509.40
  5. Step 5: Solve for x
    x = 21,953,509.40/6,237.60
  6. Step 6: Final answer
    x = 3,519.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.