Home / 7,430.84-10,254.99-6,249.86

Finding the Fourth Proportional to 7,430.84, 10,254.99 and 6,249.86

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Solution

The fourth proportional to 7,430.84, 10,254.99 and 6,249.86 is: 8,625.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.84 : 10,254.99 = 6,249.86 : x
  2. Step 2: Convert to fraction form
    7,430.84/10,254.99 = 6,249.86/x
  3. Step 3: Cross multiply
    7,430.84x = 10,254.99 × 6,249.86
  4. Step 4: Simplify right side
    7,430.84x = 64,092,169.28
  5. Step 5: Solve for x
    x = 64,092,169.28/7,430.84
  6. Step 6: Final answer
    x = 8,625.16

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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.