Home / 4,209.22-6,313.07-1,130.50

Finding the Fourth Proportional to 4,209.22, 6,313.07 and 1,130.50

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Solution

The fourth proportional to 4,209.22, 6,313.07 and 1,130.50 is: 1,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.22 : 6,313.07 = 1,130.50 : x
  2. Step 2: Convert to fraction form
    4,209.22/6,313.07 = 1,130.50/x
  3. Step 3: Cross multiply
    4,209.22x = 6,313.07 × 1,130.50
  4. Step 4: Simplify right side
    4,209.22x = 7,136,925.64
  5. Step 5: Solve for x
    x = 7,136,925.64/4,209.22
  6. Step 6: Final answer
    x = 1,695.55

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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.