Home / 4,045.10-6,068.12-1,272.47

Finding the Fourth Proportional to 4,045.10, 6,068.12 and 1,272.47

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Solution

The fourth proportional to 4,045.10, 6,068.12 and 1,272.47 is: 1,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.10 : 6,068.12 = 1,272.47 : x
  2. Step 2: Convert to fraction form
    4,045.10/6,068.12 = 1,272.47/x
  3. Step 3: Cross multiply
    4,045.10x = 6,068.12 × 1,272.47
  4. Step 4: Simplify right side
    4,045.10x = 7,721,463.95
  5. Step 5: Solve for x
    x = 7,721,463.95/4,045.10
  6. Step 6: Final answer
    x = 1,908.85

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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.