Home / 4,803.59-6,629.39-2,915.65

Finding the Fourth Proportional to 4,803.59, 6,629.39 and 2,915.65

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Solution

The fourth proportional to 4,803.59, 6,629.39 and 2,915.65 is: 4,023.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.59 : 6,629.39 = 2,915.65 : x
  2. Step 2: Convert to fraction form
    4,803.59/6,629.39 = 2,915.65/x
  3. Step 3: Cross multiply
    4,803.59x = 6,629.39 × 2,915.65
  4. Step 4: Simplify right side
    4,803.59x = 19,328,980.95
  5. Step 5: Solve for x
    x = 19,328,980.95/4,803.59
  6. Step 6: Final answer
    x = 4,023.86

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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.