Home / 4,916.74-6,783.24-3,148.06

Finding the Fourth Proportional to 4,916.74, 6,783.24 and 3,148.06

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Solution

The fourth proportional to 4,916.74, 6,783.24 and 3,148.06 is: 4,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.74 : 6,783.24 = 3,148.06 : x
  2. Step 2: Convert to fraction form
    4,916.74/6,783.24 = 3,148.06/x
  3. Step 3: Cross multiply
    4,916.74x = 6,783.24 × 3,148.06
  4. Step 4: Simplify right side
    4,916.74x = 21,354,046.51
  5. Step 5: Solve for x
    x = 21,354,046.51/4,916.74
  6. Step 6: Final answer
    x = 4,343.13

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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.