Home / 4,296.16-6,440.27-2,980.53

Finding the Fourth Proportional to 4,296.16, 6,440.27 and 2,980.53

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Solution

The fourth proportional to 4,296.16, 6,440.27 and 2,980.53 is: 4,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.16 : 6,440.27 = 2,980.53 : x
  2. Step 2: Convert to fraction form
    4,296.16/6,440.27 = 2,980.53/x
  3. Step 3: Cross multiply
    4,296.16x = 6,440.27 × 2,980.53
  4. Step 4: Simplify right side
    4,296.16x = 19,195,411.42
  5. Step 5: Solve for x
    x = 19,195,411.42/4,296.16
  6. Step 6: Final answer
    x = 4,468.04

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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.