Home / 10,240.54-15,341.11-6,280.25

Finding the Fourth Proportional to 10,240.54, 15,341.11 and 6,280.25

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Solution

The fourth proportional to 10,240.54, 15,341.11 and 6,280.25 is: 9,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.54 : 15,341.11 = 6,280.25 : x
  2. Step 2: Convert to fraction form
    10,240.54/15,341.11 = 6,280.25/x
  3. Step 3: Cross multiply
    10,240.54x = 15,341.11 × 6,280.25
  4. Step 4: Simplify right side
    10,240.54x = 96,345,913.67
  5. Step 5: Solve for x
    x = 96,345,913.67/10,240.54
  6. Step 6: Final answer
    x = 9,408.29

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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.