Home / 4,877.44-7,316.46-1,590.88

Finding the Fourth Proportional to 4,877.44, 7,316.46 and 1,590.88

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Solution

The fourth proportional to 4,877.44, 7,316.46 and 1,590.88 is: 2,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.44 : 7,316.46 = 1,590.88 : x
  2. Step 2: Convert to fraction form
    4,877.44/7,316.46 = 1,590.88/x
  3. Step 3: Cross multiply
    4,877.44x = 7,316.46 × 1,590.88
  4. Step 4: Simplify right side
    4,877.44x = 11,639,609.88
  5. Step 5: Solve for x
    x = 11,639,609.88/4,877.44
  6. Step 6: Final answer
    x = 2,386.42

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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.