Home / 4,903.47-6,766.88-2,915.55

Finding the Fourth Proportional to 4,903.47, 6,766.88 and 2,915.55

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Solution

The fourth proportional to 4,903.47, 6,766.88 and 2,915.55 is: 4,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.47 : 6,766.88 = 2,915.55 : x
  2. Step 2: Convert to fraction form
    4,903.47/6,766.88 = 2,915.55/x
  3. Step 3: Cross multiply
    4,903.47x = 6,766.88 × 2,915.55
  4. Step 4: Simplify right side
    4,903.47x = 19,729,162.41
  5. Step 5: Solve for x
    x = 19,729,162.41/4,903.47
  6. Step 6: Final answer
    x = 4,023.51

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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.