Home / 4,995.24-7,486.02-1,915.56

Finding the Fourth Proportional to 4,995.24, 7,486.02 and 1,915.56

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Solution

The fourth proportional to 4,995.24, 7,486.02 and 1,915.56 is: 2,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.24 : 7,486.02 = 1,915.56 : x
  2. Step 2: Convert to fraction form
    4,995.24/7,486.02 = 1,915.56/x
  3. Step 3: Cross multiply
    4,995.24x = 7,486.02 × 1,915.56
  4. Step 4: Simplify right side
    4,995.24x = 14,339,920.47
  5. Step 5: Solve for x
    x = 14,339,920.47/4,995.24
  6. Step 6: Final answer
    x = 2,870.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.