Home / 2,955.02-4,432.26-903.02

Finding the Fourth Proportional to 2,955.02, 4,432.26 and 903.02

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Solution

The fourth proportional to 2,955.02, 4,432.26 and 903.02 is: 1,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.02 : 4,432.26 = 903.02 : x
  2. Step 2: Convert to fraction form
    2,955.02/4,432.26 = 903.02/x
  3. Step 3: Cross multiply
    2,955.02x = 4,432.26 × 903.02
  4. Step 4: Simplify right side
    2,955.02x = 4,002,419.43
  5. Step 5: Solve for x
    x = 4,002,419.43/2,955.02
  6. Step 6: Final answer
    x = 1,354.45

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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.