Home / 6,360.18-8,772.64-4,475.71

Finding the Fourth Proportional to 6,360.18, 8,772.64 and 4,475.71

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Solution

The fourth proportional to 6,360.18, 8,772.64 and 4,475.71 is: 6,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.18 : 8,772.64 = 4,475.71 : x
  2. Step 2: Convert to fraction form
    6,360.18/8,772.64 = 4,475.71/x
  3. Step 3: Cross multiply
    6,360.18x = 8,772.64 × 4,475.71
  4. Step 4: Simplify right side
    6,360.18x = 39,263,792.57
  5. Step 5: Solve for x
    x = 39,263,792.57/6,360.18
  6. Step 6: Final answer
    x = 6,173.38

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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.