Home / 2,916.09-4,370.03-1,269.18

Finding the Fourth Proportional to 2,916.09, 4,370.03 and 1,269.18

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Solution

The fourth proportional to 2,916.09, 4,370.03 and 1,269.18 is: 1,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.09 : 4,370.03 = 1,269.18 : x
  2. Step 2: Convert to fraction form
    2,916.09/4,370.03 = 1,269.18/x
  3. Step 3: Cross multiply
    2,916.09x = 4,370.03 × 1,269.18
  4. Step 4: Simplify right side
    2,916.09x = 5,546,354.68
  5. Step 5: Solve for x
    x = 5,546,354.68/2,916.09
  6. Step 6: Final answer
    x = 1,901.98

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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.