Home / 4,355.32-6,013.38-3,345.34

Finding the Fourth Proportional to 4,355.32, 6,013.38 and 3,345.34

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Solution

The fourth proportional to 4,355.32, 6,013.38 and 3,345.34 is: 4,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.32 : 6,013.38 = 3,345.34 : x
  2. Step 2: Convert to fraction form
    4,355.32/6,013.38 = 3,345.34/x
  3. Step 3: Cross multiply
    4,355.32x = 6,013.38 × 3,345.34
  4. Step 4: Simplify right side
    4,355.32x = 20,116,800.65
  5. Step 5: Solve for x
    x = 20,116,800.65/4,355.32
  6. Step 6: Final answer
    x = 4,618.90

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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.