Home / 4,638.84-6,401.70-2,543.10

Finding the Fourth Proportional to 4,638.84, 6,401.70 and 2,543.10

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Solution

The fourth proportional to 4,638.84, 6,401.70 and 2,543.10 is: 3,509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.84 : 6,401.70 = 2,543.10 : x
  2. Step 2: Convert to fraction form
    4,638.84/6,401.70 = 2,543.10/x
  3. Step 3: Cross multiply
    4,638.84x = 6,401.70 × 2,543.10
  4. Step 4: Simplify right side
    4,638.84x = 16,280,163.27
  5. Step 5: Solve for x
    x = 16,280,163.27/4,638.84
  6. Step 6: Final answer
    x = 3,509.53

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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.