Home / 11,234.65-16,840.71-5,671.16

Finding the Fourth Proportional to 11,234.65, 16,840.71 and 5,671.16

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Solution

The fourth proportional to 11,234.65, 16,840.71 and 5,671.16 is: 8,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.65 : 16,840.71 = 5,671.16 : x
  2. Step 2: Convert to fraction form
    11,234.65/16,840.71 = 5,671.16/x
  3. Step 3: Cross multiply
    11,234.65x = 16,840.71 × 5,671.16
  4. Step 4: Simplify right side
    11,234.65x = 95,506,360.92
  5. Step 5: Solve for x
    x = 95,506,360.92/11,234.65
  6. Step 6: Final answer
    x = 8,501.05

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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.