Home / 6,688.05-10,038.24-3,403.50

Finding the Fourth Proportional to 6,688.05, 10,038.24 and 3,403.50

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Solution

The fourth proportional to 6,688.05, 10,038.24 and 3,403.50 is: 5,108.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.05 : 10,038.24 = 3,403.50 : x
  2. Step 2: Convert to fraction form
    6,688.05/10,038.24 = 3,403.50/x
  3. Step 3: Cross multiply
    6,688.05x = 10,038.24 × 3,403.50
  4. Step 4: Simplify right side
    6,688.05x = 34,165,149.84
  5. Step 5: Solve for x
    x = 34,165,149.84/6,688.05
  6. Step 6: Final answer
    x = 5,108.39

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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.