Home / 10,575.89-15,864.63-3,555.93

Finding the Fourth Proportional to 10,575.89, 15,864.63 and 3,555.93

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Solution

The fourth proportional to 10,575.89, 15,864.63 and 3,555.93 is: 5,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.89 : 15,864.63 = 3,555.93 : x
  2. Step 2: Convert to fraction form
    10,575.89/15,864.63 = 3,555.93/x
  3. Step 3: Cross multiply
    10,575.89x = 15,864.63 × 3,555.93
  4. Step 4: Simplify right side
    10,575.89x = 56,413,456.06
  5. Step 5: Solve for x
    x = 56,413,456.06/10,575.89
  6. Step 6: Final answer
    x = 5,334.16

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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.