Home / 10,500.19-15,751.89-3,573.07

Finding the Fourth Proportional to 10,500.19, 15,751.89 and 3,573.07

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Solution

The fourth proportional to 10,500.19, 15,751.89 and 3,573.07 is: 5,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500.19 : 15,751.89 = 3,573.07 : x
  2. Step 2: Convert to fraction form
    10,500.19/15,751.89 = 3,573.07/x
  3. Step 3: Cross multiply
    10,500.19x = 15,751.89 × 3,573.07
  4. Step 4: Simplify right side
    10,500.19x = 56,282,605.60
  5. Step 5: Solve for x
    x = 56,282,605.60/10,500.19
  6. Step 6: Final answer
    x = 5,360.15

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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.