Home / 5,929.77-8,180.58-4,162.53

Finding the Fourth Proportional to 5,929.77, 8,180.58 and 4,162.53

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Solution

The fourth proportional to 5,929.77, 8,180.58 and 4,162.53 is: 5,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.77 : 8,180.58 = 4,162.53 : x
  2. Step 2: Convert to fraction form
    5,929.77/8,180.58 = 4,162.53/x
  3. Step 3: Cross multiply
    5,929.77x = 8,180.58 × 4,162.53
  4. Step 4: Simplify right side
    5,929.77x = 34,051,909.67
  5. Step 5: Solve for x
    x = 34,051,909.67/5,929.77
  6. Step 6: Final answer
    x = 5,742.53

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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.