Home / 4,624.88-6,931.36-1,699.72

Finding the Fourth Proportional to 4,624.88, 6,931.36 and 1,699.72

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Solution

The fourth proportional to 4,624.88, 6,931.36 and 1,699.72 is: 2,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.88 : 6,931.36 = 1,699.72 : x
  2. Step 2: Convert to fraction form
    4,624.88/6,931.36 = 1,699.72/x
  3. Step 3: Cross multiply
    4,624.88x = 6,931.36 × 1,699.72
  4. Step 4: Simplify right side
    4,624.88x = 11,781,371.22
  5. Step 5: Solve for x
    x = 11,781,371.22/4,624.88
  6. Step 6: Final answer
    x = 2,547.39

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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.