Home / 8,782.76-13,159.52-6,180.23

Finding the Fourth Proportional to 8,782.76, 13,159.52 and 6,180.23

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Solution

The fourth proportional to 8,782.76, 13,159.52 and 6,180.23 is: 9,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.76 : 13,159.52 = 6,180.23 : x
  2. Step 2: Convert to fraction form
    8,782.76/13,159.52 = 6,180.23/x
  3. Step 3: Cross multiply
    8,782.76x = 13,159.52 × 6,180.23
  4. Step 4: Simplify right side
    8,782.76x = 81,328,829.39
  5. Step 5: Solve for x
    x = 81,328,829.39/8,782.76
  6. Step 6: Final answer
    x = 9,260.05

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1.5x scale

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.