Home / 10,787.55-16,183.53-4,547.56

Finding the Fourth Proportional to 10,787.55, 16,183.53 and 4,547.56

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Solution

The fourth proportional to 10,787.55, 16,183.53 and 4,547.56 is: 6,822.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.55 : 16,183.53 = 4,547.56 : x
  2. Step 2: Convert to fraction form
    10,787.55/16,183.53 = 4,547.56/x
  3. Step 3: Cross multiply
    10,787.55x = 16,183.53 × 4,547.56
  4. Step 4: Simplify right side
    10,787.55x = 73,595,585.39
  5. Step 5: Solve for x
    x = 73,595,585.39/10,787.55
  6. Step 6: Final answer
    x = 6,822.27

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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.