Home / 4,612.59-6,918.48-1,325.07

Finding the Fourth Proportional to 4,612.59, 6,918.48 and 1,325.07

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Solution

The fourth proportional to 4,612.59, 6,918.48 and 1,325.07 is: 1,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.59 : 6,918.48 = 1,325.07 : x
  2. Step 2: Convert to fraction form
    4,612.59/6,918.48 = 1,325.07/x
  3. Step 3: Cross multiply
    4,612.59x = 6,918.48 × 1,325.07
  4. Step 4: Simplify right side
    4,612.59x = 9,167,470.29
  5. Step 5: Solve for x
    x = 9,167,470.29/4,612.59
  6. Step 6: Final answer
    x = 1,987.49

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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.