Home / 4,805.19-6,631.74-2,916.88

Finding the Fourth Proportional to 4,805.19, 6,631.74 and 2,916.88

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Solution

The fourth proportional to 4,805.19, 6,631.74 and 2,916.88 is: 4,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.19 : 6,631.74 = 2,916.88 : x
  2. Step 2: Convert to fraction form
    4,805.19/6,631.74 = 2,916.88/x
  3. Step 3: Cross multiply
    4,805.19x = 6,631.74 × 2,916.88
  4. Step 4: Simplify right side
    4,805.19x = 19,343,973.19
  5. Step 5: Solve for x
    x = 19,343,973.19/4,805.19
  6. Step 6: Final answer
    x = 4,025.64

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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.