Home / 4,690.15-7,036.16-1,768.48

Finding the Fourth Proportional to 4,690.15, 7,036.16 and 1,768.48

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Solution

The fourth proportional to 4,690.15, 7,036.16 and 1,768.48 is: 2,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.15 : 7,036.16 = 1,768.48 : x
  2. Step 2: Convert to fraction form
    4,690.15/7,036.16 = 1,768.48/x
  3. Step 3: Cross multiply
    4,690.15x = 7,036.16 × 1,768.48
  4. Step 4: Simplify right side
    4,690.15x = 12,443,308.24
  5. Step 5: Solve for x
    x = 12,443,308.24/4,690.15
  6. Step 6: Final answer
    x = 2,653.07

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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.