Home / 4,056.20-6,084.48-1,590.80

Finding the Fourth Proportional to 4,056.20, 6,084.48 and 1,590.80

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Solution

The fourth proportional to 4,056.20, 6,084.48 and 1,590.80 is: 2,386.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.20 : 6,084.48 = 1,590.80 : x
  2. Step 2: Convert to fraction form
    4,056.20/6,084.48 = 1,590.80/x
  3. Step 3: Cross multiply
    4,056.20x = 6,084.48 × 1,590.80
  4. Step 4: Simplify right side
    4,056.20x = 9,679,190.78
  5. Step 5: Solve for x
    x = 9,679,190.78/4,056.20
  6. Step 6: Final answer
    x = 2,386.27

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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.