Home / 4,877.48-7,314.38-1,589.80

Finding the Fourth Proportional to 4,877.48, 7,314.38 and 1,589.80

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Solution

The fourth proportional to 4,877.48, 7,314.38 and 1,589.80 is: 2,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.48 : 7,314.38 = 1,589.80 : x
  2. Step 2: Convert to fraction form
    4,877.48/7,314.38 = 1,589.80/x
  3. Step 3: Cross multiply
    4,877.48x = 7,314.38 × 1,589.80
  4. Step 4: Simplify right side
    4,877.48x = 11,628,401.32
  5. Step 5: Solve for x
    x = 11,628,401.32/4,877.48
  6. Step 6: Final answer
    x = 2,384.10

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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.