Home / 3,253.95-4,490.64-1,927.58

Finding the Fourth Proportional to 3,253.95, 4,490.64 and 1,927.58

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Solution

The fourth proportional to 3,253.95, 4,490.64 and 1,927.58 is: 2,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.95 : 4,490.64 = 1,927.58 : x
  2. Step 2: Convert to fraction form
    3,253.95/4,490.64 = 1,927.58/x
  3. Step 3: Cross multiply
    3,253.95x = 4,490.64 × 1,927.58
  4. Step 4: Simplify right side
    3,253.95x = 8,656,045.40
  5. Step 5: Solve for x
    x = 8,656,045.40/3,253.95
  6. Step 6: Final answer
    x = 2,660.17

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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.