Home / 10,568.34-15,852.51-2,776.50

Finding the Fourth Proportional to 10,568.34, 15,852.51 and 2,776.50

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Solution

The fourth proportional to 10,568.34, 15,852.51 and 2,776.50 is: 4,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.34 : 15,852.51 = 2,776.50 : x
  2. Step 2: Convert to fraction form
    10,568.34/15,852.51 = 2,776.50/x
  3. Step 3: Cross multiply
    10,568.34x = 15,852.51 × 2,776.50
  4. Step 4: Simplify right side
    10,568.34x = 44,014,494.02
  5. Step 5: Solve for x
    x = 44,014,494.02/10,568.34
  6. Step 6: Final answer
    x = 4,164.75

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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.