Home / 10,877.84-16,318.80-4,637.76

Finding the Fourth Proportional to 10,877.84, 16,318.80 and 4,637.76

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Solution

The fourth proportional to 10,877.84, 16,318.80 and 4,637.76 is: 6,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.84 : 16,318.80 = 4,637.76 : x
  2. Step 2: Convert to fraction form
    10,877.84/16,318.80 = 4,637.76/x
  3. Step 3: Cross multiply
    10,877.84x = 16,318.80 × 4,637.76
  4. Step 4: Simplify right side
    10,877.84x = 75,682,677.89
  5. Step 5: Solve for x
    x = 75,682,677.89/10,877.84
  6. Step 6: Final answer
    x = 6,957.51

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1.5x scale

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.