Home / 8,135.91-11,228.04-4,599.45

Finding the Fourth Proportional to 8,135.91, 11,228.04 and 4,599.45

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Solution

The fourth proportional to 8,135.91, 11,228.04 and 4,599.45 is: 6,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.91 : 11,228.04 = 4,599.45 : x
  2. Step 2: Convert to fraction form
    8,135.91/11,228.04 = 4,599.45/x
  3. Step 3: Cross multiply
    8,135.91x = 11,228.04 × 4,599.45
  4. Step 4: Simplify right side
    8,135.91x = 51,642,808.58
  5. Step 5: Solve for x
    x = 51,642,808.58/8,135.91
  6. Step 6: Final answer
    x = 6,347.51

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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.