Home / 3,068.28-4,603.46-1,312.56

Finding the Fourth Proportional to 3,068.28, 4,603.46 and 1,312.56

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Solution

The fourth proportional to 3,068.28, 4,603.46 and 1,312.56 is: 1,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.28 : 4,603.46 = 1,312.56 : x
  2. Step 2: Convert to fraction form
    3,068.28/4,603.46 = 1,312.56/x
  3. Step 3: Cross multiply
    3,068.28x = 4,603.46 × 1,312.56
  4. Step 4: Simplify right side
    3,068.28x = 6,042,310.89
  5. Step 5: Solve for x
    x = 6,042,310.89/3,068.28
  6. Step 6: Final answer
    x = 1,969.28

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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.