Home / 10,602.50-15,908.33-5,055.89

Finding the Fourth Proportional to 10,602.50, 15,908.33 and 5,055.89

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Solution

The fourth proportional to 10,602.50, 15,908.33 and 5,055.89 is: 7,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.50 : 15,908.33 = 5,055.89 : x
  2. Step 2: Convert to fraction form
    10,602.50/15,908.33 = 5,055.89/x
  3. Step 3: Cross multiply
    10,602.50x = 15,908.33 × 5,055.89
  4. Step 4: Simplify right side
    10,602.50x = 80,430,699.66
  5. Step 5: Solve for x
    x = 80,430,699.66/10,602.50
  6. Step 6: Final answer
    x = 7,586.02

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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.