Home / 10,587.60-15,885.60-4,015.56

Finding the Fourth Proportional to 10,587.60, 15,885.60 and 4,015.56

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Solution

The fourth proportional to 10,587.60, 15,885.60 and 4,015.56 is: 6,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.60 : 15,885.60 = 4,015.56 : x
  2. Step 2: Convert to fraction form
    10,587.60/15,885.60 = 4,015.56/x
  3. Step 3: Cross multiply
    10,587.60x = 15,885.60 × 4,015.56
  4. Step 4: Simplify right side
    10,587.60x = 63,789,579.94
  5. Step 5: Solve for x
    x = 63,789,579.94/10,587.60
  6. Step 6: Final answer
    x = 6,024.93

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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.