Home / 4,280.48-6,418.08-2,403.42

Finding the Fourth Proportional to 4,280.48, 6,418.08 and 2,403.42

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Solution

The fourth proportional to 4,280.48, 6,418.08 and 2,403.42 is: 3,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.48 : 6,418.08 = 2,403.42 : x
  2. Step 2: Convert to fraction form
    4,280.48/6,418.08 = 2,403.42/x
  3. Step 3: Cross multiply
    4,280.48x = 6,418.08 × 2,403.42
  4. Step 4: Simplify right side
    4,280.48x = 15,425,341.83
  5. Step 5: Solve for x
    x = 15,425,341.83/4,280.48
  6. Step 6: Final answer
    x = 3,603.65

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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.