Home / 4,389.53-6,056.38-2,688.94

Finding the Fourth Proportional to 4,389.53, 6,056.38 and 2,688.94

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Solution

The fourth proportional to 4,389.53, 6,056.38 and 2,688.94 is: 3,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.53 : 6,056.38 = 2,688.94 : x
  2. Step 2: Convert to fraction form
    4,389.53/6,056.38 = 2,688.94/x
  3. Step 3: Cross multiply
    4,389.53x = 6,056.38 × 2,688.94
  4. Step 4: Simplify right side
    4,389.53x = 16,285,242.44
  5. Step 5: Solve for x
    x = 16,285,242.44/4,389.53
  6. Step 6: Final answer
    x = 3,710.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.