Home / 8,707.02-13,053.24-3,509.25

Finding the Fourth Proportional to 8,707.02, 13,053.24 and 3,509.25

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Solution

The fourth proportional to 8,707.02, 13,053.24 and 3,509.25 is: 5,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.02 : 13,053.24 = 3,509.25 : x
  2. Step 2: Convert to fraction form
    8,707.02/13,053.24 = 3,509.25/x
  3. Step 3: Cross multiply
    8,707.02x = 13,053.24 × 3,509.25
  4. Step 4: Simplify right side
    8,707.02x = 45,807,082.47
  5. Step 5: Solve for x
    x = 45,807,082.47/8,707.02
  6. Step 6: Final answer
    x = 5,260.94

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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.