Home / 4,746.74-7,119.91-1,584.30

Finding the Fourth Proportional to 4,746.74, 7,119.91 and 1,584.30

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Solution

The fourth proportional to 4,746.74, 7,119.91 and 1,584.30 is: 2,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.74 : 7,119.91 = 1,584.30 : x
  2. Step 2: Convert to fraction form
    4,746.74/7,119.91 = 1,584.30/x
  3. Step 3: Cross multiply
    4,746.74x = 7,119.91 × 1,584.30
  4. Step 4: Simplify right side
    4,746.74x = 11,280,069.45
  5. Step 5: Solve for x
    x = 11,280,069.45/4,746.74
  6. Step 6: Final answer
    x = 2,376.38

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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.