Home / 4,260.81-5,878.02-2,491.64

Finding the Fourth Proportional to 4,260.81, 5,878.02 and 2,491.64

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Solution

The fourth proportional to 4,260.81, 5,878.02 and 2,491.64 is: 3,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.81 : 5,878.02 = 2,491.64 : x
  2. Step 2: Convert to fraction form
    4,260.81/5,878.02 = 2,491.64/x
  3. Step 3: Cross multiply
    4,260.81x = 5,878.02 × 2,491.64
  4. Step 4: Simplify right side
    4,260.81x = 14,645,880.36
  5. Step 5: Solve for x
    x = 14,645,880.36/4,260.81
  6. Step 6: Final answer
    x = 3,437.35

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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.