Home / 4,621.74-6,376.10-3,360.02

Finding the Fourth Proportional to 4,621.74, 6,376.10 and 3,360.02

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Solution

The fourth proportional to 4,621.74, 6,376.10 and 3,360.02 is: 4,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.74 : 6,376.10 = 3,360.02 : x
  2. Step 2: Convert to fraction form
    4,621.74/6,376.10 = 3,360.02/x
  3. Step 3: Cross multiply
    4,621.74x = 6,376.10 × 3,360.02
  4. Step 4: Simplify right side
    4,621.74x = 21,423,823.52
  5. Step 5: Solve for x
    x = 21,423,823.52/4,621.74
  6. Step 6: Final answer
    x = 4,635.45

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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.