Home / 2,991.95-4,484.40-1,346.57

Finding the Fourth Proportional to 2,991.95, 4,484.40 and 1,346.57

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Solution

The fourth proportional to 2,991.95, 4,484.40 and 1,346.57 is: 2,018.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991.95 : 4,484.40 = 1,346.57 : x
  2. Step 2: Convert to fraction form
    2,991.95/4,484.40 = 1,346.57/x
  3. Step 3: Cross multiply
    2,991.95x = 4,484.40 × 1,346.57
  4. Step 4: Simplify right side
    2,991.95x = 6,038,536.09
  5. Step 5: Solve for x
    x = 6,038,536.09/2,991.95
  6. Step 6: Final answer
    x = 2,018.26

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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.