Home / 9,739.44-13,442.15-5,762.75

Finding the Fourth Proportional to 9,739.44, 13,442.15 and 5,762.75

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Solution

The fourth proportional to 9,739.44, 13,442.15 and 5,762.75 is: 7,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.44 : 13,442.15 = 5,762.75 : x
  2. Step 2: Convert to fraction form
    9,739.44/13,442.15 = 5,762.75/x
  3. Step 3: Cross multiply
    9,739.44x = 13,442.15 × 5,762.75
  4. Step 4: Simplify right side
    9,739.44x = 77,463,697.11
  5. Step 5: Solve for x
    x = 77,463,697.11/9,739.44
  6. Step 6: Final answer
    x = 7,953.61

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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.