Home / 2,318.32-3,460.62-2,147.01

Finding the Fourth Proportional to 2,318.32, 3,460.62 and 2,147.01

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Solution

The fourth proportional to 2,318.32, 3,460.62 and 2,147.01 is: 3,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.32 : 3,460.62 = 2,147.01 : x
  2. Step 2: Convert to fraction form
    2,318.32/3,460.62 = 2,147.01/x
  3. Step 3: Cross multiply
    2,318.32x = 3,460.62 × 2,147.01
  4. Step 4: Simplify right side
    2,318.32x = 7,429,957.71
  5. Step 5: Solve for x
    x = 7,429,957.71/2,318.32
  6. Step 6: Final answer
    x = 3,204.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.