Home / 4,878.99-7,319.65-1,592.09

Finding the Fourth Proportional to 4,878.99, 7,319.65 and 1,592.09

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Solution

The fourth proportional to 4,878.99, 7,319.65 and 1,592.09 is: 2,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.99 : 7,319.65 = 1,592.09 : x
  2. Step 2: Convert to fraction form
    4,878.99/7,319.65 = 1,592.09/x
  3. Step 3: Cross multiply
    4,878.99x = 7,319.65 × 1,592.09
  4. Step 4: Simplify right side
    4,878.99x = 11,653,531.42
  5. Step 5: Solve for x
    x = 11,653,531.42/4,878.99
  6. Step 6: Final answer
    x = 2,388.51

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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.