Home / 10,285.34-14,183.15-8,798.18

Finding the Fourth Proportional to 10,285.34, 14,183.15 and 8,798.18

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Solution

The fourth proportional to 10,285.34, 14,183.15 and 8,798.18 is: 12,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.34 : 14,183.15 = 8,798.18 : x
  2. Step 2: Convert to fraction form
    10,285.34/14,183.15 = 8,798.18/x
  3. Step 3: Cross multiply
    10,285.34x = 14,183.15 × 8,798.18
  4. Step 4: Simplify right side
    10,285.34x = 124,785,791.76
  5. Step 5: Solve for x
    x = 124,785,791.76/10,285.34
  6. Step 6: Final answer
    x = 12,132.40

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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.