Home / 3,268.02-4,901.12-927.84

Finding the Fourth Proportional to 3,268.02, 4,901.12 and 927.84

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Solution

The fourth proportional to 3,268.02, 4,901.12 and 927.84 is: 1,391.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.02 : 4,901.12 = 927.84 : x
  2. Step 2: Convert to fraction form
    3,268.02/4,901.12 = 927.84/x
  3. Step 3: Cross multiply
    3,268.02x = 4,901.12 × 927.84
  4. Step 4: Simplify right side
    3,268.02x = 4,547,455.18
  5. Step 5: Solve for x
    x = 4,547,455.18/3,268.02
  6. Step 6: Final answer
    x = 1,391.50

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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.