Home / 7,953.26-10,980.49-5,125.58

Finding the Fourth Proportional to 7,953.26, 10,980.49 and 5,125.58

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Solution

The fourth proportional to 7,953.26, 10,980.49 and 5,125.58 is: 7,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.26 : 10,980.49 = 5,125.58 : x
  2. Step 2: Convert to fraction form
    7,953.26/10,980.49 = 5,125.58/x
  3. Step 3: Cross multiply
    7,953.26x = 10,980.49 × 5,125.58
  4. Step 4: Simplify right side
    7,953.26x = 56,281,379.93
  5. Step 5: Solve for x
    x = 56,281,379.93/7,953.26
  6. Step 6: Final answer
    x = 7,076.52

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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.