Home / 8,077.56-11,146.98-5,095.32

Finding the Fourth Proportional to 8,077.56, 11,146.98 and 5,095.32

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Solution

The fourth proportional to 8,077.56, 11,146.98 and 5,095.32 is: 7,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.56 : 11,146.98 = 5,095.32 : x
  2. Step 2: Convert to fraction form
    8,077.56/11,146.98 = 5,095.32/x
  3. Step 3: Cross multiply
    8,077.56x = 11,146.98 × 5,095.32
  4. Step 4: Simplify right side
    8,077.56x = 56,797,430.13
  5. Step 5: Solve for x
    x = 56,797,430.13/8,077.56
  6. Step 6: Final answer
    x = 7,031.51

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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.