Home / 4,781.03-7,166.28-1,856.93

Finding the Fourth Proportional to 4,781.03, 7,166.28 and 1,856.93

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Solution

The fourth proportional to 4,781.03, 7,166.28 and 1,856.93 is: 2,783.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.03 : 7,166.28 = 1,856.93 : x
  2. Step 2: Convert to fraction form
    4,781.03/7,166.28 = 1,856.93/x
  3. Step 3: Cross multiply
    4,781.03x = 7,166.28 × 1,856.93
  4. Step 4: Simplify right side
    4,781.03x = 13,307,280.32
  5. Step 5: Solve for x
    x = 13,307,280.32/4,781.03
  6. Step 6: Final answer
    x = 2,783.35

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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.