Home / 4,746.08-7,119.28-1,458.88

Finding the Fourth Proportional to 4,746.08, 7,119.28 and 1,458.88

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Solution

The fourth proportional to 4,746.08, 7,119.28 and 1,458.88 is: 2,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.08 : 7,119.28 = 1,458.88 : x
  2. Step 2: Convert to fraction form
    4,746.08/7,119.28 = 1,458.88/x
  3. Step 3: Cross multiply
    4,746.08x = 7,119.28 × 1,458.88
  4. Step 4: Simplify right side
    4,746.08x = 10,386,175.21
  5. Step 5: Solve for x
    x = 10,386,175.21/4,746.08
  6. Step 6: Final answer
    x = 2,188.37

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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.