Home / 4,426.83-6,640.00-1,140.10

Finding the Fourth Proportional to 4,426.83, 6,640.00 and 1,140.10

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Solution

The fourth proportional to 4,426.83, 6,640.00 and 1,140.10 is: 1,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.83 : 6,640.00 = 1,140.10 : x
  2. Step 2: Convert to fraction form
    4,426.83/6,640.00 = 1,140.10/x
  3. Step 3: Cross multiply
    4,426.83x = 6,640.00 × 1,140.10
  4. Step 4: Simplify right side
    4,426.83x = 7,570,244.55
  5. Step 5: Solve for x
    x = 7,570,244.55/4,426.83
  6. Step 6: Final answer
    x = 1,710.08

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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.