Home / 4,916.09-6,784.94-2,899.87

Finding the Fourth Proportional to 4,916.09, 6,784.94 and 2,899.87

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Solution

The fourth proportional to 4,916.09, 6,784.94 and 2,899.87 is: 4,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.09 : 6,784.94 = 2,899.87 : x
  2. Step 2: Convert to fraction form
    4,916.09/6,784.94 = 2,899.87/x
  3. Step 3: Cross multiply
    4,916.09x = 6,784.94 × 2,899.87
  4. Step 4: Simplify right side
    4,916.09x = 19,675,434.25
  5. Step 5: Solve for x
    x = 19,675,434.25/4,916.09
  6. Step 6: Final answer
    x = 4,002.25

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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.