Home / 2,955.02-4,425.24-1,856.66

Finding the Fourth Proportional to 2,955.02, 4,425.24 and 1,856.66

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Solution

The fourth proportional to 2,955.02, 4,425.24 and 1,856.66 is: 2,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.02 : 4,425.24 = 1,856.66 : x
  2. Step 2: Convert to fraction form
    2,955.02/4,425.24 = 1,856.66/x
  3. Step 3: Cross multiply
    2,955.02x = 4,425.24 × 1,856.66
  4. Step 4: Simplify right side
    2,955.02x = 8,216,166.10
  5. Step 5: Solve for x
    x = 8,216,166.10/2,955.02
  6. Step 6: Final answer
    x = 2,780.41

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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.