Home / 10,502.63-15,756.39-3,577.13

Finding the Fourth Proportional to 10,502.63, 15,756.39 and 3,577.13

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Solution

The fourth proportional to 10,502.63, 15,756.39 and 3,577.13 is: 5,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.63 : 15,756.39 = 3,577.13 : x
  2. Step 2: Convert to fraction form
    10,502.63/15,756.39 = 3,577.13/x
  3. Step 3: Cross multiply
    10,502.63x = 15,756.39 × 3,577.13
  4. Step 4: Simplify right side
    10,502.63x = 56,362,576.58
  5. Step 5: Solve for x
    x = 56,362,576.58/10,502.63
  6. Step 6: Final answer
    x = 5,366.52

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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.