Home / 10,587.68-15,898.80-4,436

Finding the Fourth Proportional to 10,587.68, 15,898.80 and 4,436

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Solution

The fourth proportional to 10,587.68, 15,898.80 and 4,436 is: 6,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.68 : 15,898.80 = 4,436 : x
  2. Step 2: Convert to fraction form
    10,587.68/15,898.80 = 4,436/x
  3. Step 3: Cross multiply
    10,587.68x = 15,898.80 × 4,436
  4. Step 4: Simplify right side
    10,587.68x = 70,527,076.80
  5. Step 5: Solve for x
    x = 70,527,076.80/10,587.68
  6. Step 6: Final answer
    x = 6,661.24

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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.