Home / 7,975.36-11,005.52-4,617.93

Finding the Fourth Proportional to 7,975.36, 11,005.52 and 4,617.93

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Solution

The fourth proportional to 7,975.36, 11,005.52 and 4,617.93 is: 6,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.36 : 11,005.52 = 4,617.93 : x
  2. Step 2: Convert to fraction form
    7,975.36/11,005.52 = 4,617.93/x
  3. Step 3: Cross multiply
    7,975.36x = 11,005.52 × 4,617.93
  4. Step 4: Simplify right side
    7,975.36x = 50,822,697.88
  5. Step 5: Solve for x
    x = 50,822,697.88/7,975.36
  6. Step 6: Final answer
    x = 6,372.47

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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.