Home / 4,916.98-6,784.98-2,927.21

Finding the Fourth Proportional to 4,916.98, 6,784.98 and 2,927.21

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Solution

The fourth proportional to 4,916.98, 6,784.98 and 2,927.21 is: 4,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.98 : 6,784.98 = 2,927.21 : x
  2. Step 2: Convert to fraction form
    4,916.98/6,784.98 = 2,927.21/x
  3. Step 3: Cross multiply
    4,916.98x = 6,784.98 × 2,927.21
  4. Step 4: Simplify right side
    4,916.98x = 19,861,061.31
  5. Step 5: Solve for x
    x = 19,861,061.31/4,916.98
  6. Step 6: Final answer
    x = 4,039.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.