Home / 9,210.63-13,815.81-2,285.13

Finding the Fourth Proportional to 9,210.63, 13,815.81 and 2,285.13

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Solution

The fourth proportional to 9,210.63, 13,815.81 and 2,285.13 is: 3,427.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.63 : 13,815.81 = 2,285.13 : x
  2. Step 2: Convert to fraction form
    9,210.63/13,815.81 = 2,285.13/x
  3. Step 3: Cross multiply
    9,210.63x = 13,815.81 × 2,285.13
  4. Step 4: Simplify right side
    9,210.63x = 31,570,921.91
  5. Step 5: Solve for x
    x = 31,570,921.91/9,210.63
  6. Step 6: Final answer
    x = 3,427.66

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Similar ratio
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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.