Home / 2,916.66-4,376.34-1,357.08

Finding the Fourth Proportional to 2,916.66, 4,376.34 and 1,357.08

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Solution

The fourth proportional to 2,916.66, 4,376.34 and 1,357.08 is: 2,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.66 : 4,376.34 = 1,357.08 : x
  2. Step 2: Convert to fraction form
    2,916.66/4,376.34 = 1,357.08/x
  3. Step 3: Cross multiply
    2,916.66x = 4,376.34 × 1,357.08
  4. Step 4: Simplify right side
    2,916.66x = 5,939,043.49
  5. Step 5: Solve for x
    x = 5,939,043.49/2,916.66
  6. Step 6: Final answer
    x = 2,036.25

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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.