Home / 2,916.02-4,374.30-1,455.14

Finding the Fourth Proportional to 2,916.02, 4,374.30 and 1,455.14

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Solution

The fourth proportional to 2,916.02, 4,374.30 and 1,455.14 is: 2,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.02 : 4,374.30 = 1,455.14 : x
  2. Step 2: Convert to fraction form
    2,916.02/4,374.30 = 1,455.14/x
  3. Step 3: Cross multiply
    2,916.02x = 4,374.30 × 1,455.14
  4. Step 4: Simplify right side
    2,916.02x = 6,365,218.90
  5. Step 5: Solve for x
    x = 6,365,218.90/2,916.02
  6. Step 6: Final answer
    x = 2,182.84

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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.