Home / 8,234.32-11,363.26-4,457.40

Finding the Fourth Proportional to 8,234.32, 11,363.26 and 4,457.40

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Solution

The fourth proportional to 8,234.32, 11,363.26 and 4,457.40 is: 6,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.32 : 11,363.26 = 4,457.40 : x
  2. Step 2: Convert to fraction form
    8,234.32/11,363.26 = 4,457.40/x
  3. Step 3: Cross multiply
    8,234.32x = 11,363.26 × 4,457.40
  4. Step 4: Simplify right side
    8,234.32x = 50,650,595.12
  5. Step 5: Solve for x
    x = 50,650,595.12/8,234.32
  6. Step 6: Final answer
    x = 6,151.16

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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.