Home / 3,007.90-4,505.88-2,355.58

Finding the Fourth Proportional to 3,007.90, 4,505.88 and 2,355.58

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Solution

The fourth proportional to 3,007.90, 4,505.88 and 2,355.58 is: 3,528.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.90 : 4,505.88 = 2,355.58 : x
  2. Step 2: Convert to fraction form
    3,007.90/4,505.88 = 2,355.58/x
  3. Step 3: Cross multiply
    3,007.90x = 4,505.88 × 2,355.58
  4. Step 4: Simplify right side
    3,007.90x = 10,613,960.81
  5. Step 5: Solve for x
    x = 10,613,960.81/3,007.90
  6. Step 6: Final answer
    x = 3,528.69

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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.