Home / 10,160.83-15,247.73-4,317.44

Finding the Fourth Proportional to 10,160.83, 15,247.73 and 4,317.44

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Solution

The fourth proportional to 10,160.83, 15,247.73 and 4,317.44 is: 6,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.83 : 15,247.73 = 4,317.44 : x
  2. Step 2: Convert to fraction form
    10,160.83/15,247.73 = 4,317.44/x
  3. Step 3: Cross multiply
    10,160.83x = 15,247.73 × 4,317.44
  4. Step 4: Simplify right side
    10,160.83x = 65,831,159.41
  5. Step 5: Solve for x
    x = 65,831,159.41/10,160.83
  6. Step 6: Final answer
    x = 6,478.92

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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.