Home / 4,916.13-6,782.99-2,925.81

Finding the Fourth Proportional to 4,916.13, 6,782.99 and 2,925.81

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Solution

The fourth proportional to 4,916.13, 6,782.99 and 2,925.81 is: 4,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.13 : 6,782.99 = 2,925.81 : x
  2. Step 2: Convert to fraction form
    4,916.13/6,782.99 = 2,925.81/x
  3. Step 3: Cross multiply
    4,916.13x = 6,782.99 × 2,925.81
  4. Step 4: Simplify right side
    4,916.13x = 19,845,725.34
  5. Step 5: Solve for x
    x = 19,845,725.34/4,916.13
  6. Step 6: Final answer
    x = 4,036.86

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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.