Home / 8,159.85-11,261.51-4,803.50

Finding the Fourth Proportional to 8,159.85, 11,261.51 and 4,803.50

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Solution

The fourth proportional to 8,159.85, 11,261.51 and 4,803.50 is: 6,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.85 : 11,261.51 = 4,803.50 : x
  2. Step 2: Convert to fraction form
    8,159.85/11,261.51 = 4,803.50/x
  3. Step 3: Cross multiply
    8,159.85x = 11,261.51 × 4,803.50
  4. Step 4: Simplify right side
    8,159.85x = 54,094,582.96
  5. Step 5: Solve for x
    x = 54,094,582.96/8,159.85
  6. Step 6: Final answer
    x = 6,629.36

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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.