Home / 4,266.72-6,400.02-1,146.63

Finding the Fourth Proportional to 4,266.72, 6,400.02 and 1,146.63

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Solution

The fourth proportional to 4,266.72, 6,400.02 and 1,146.63 is: 1,719.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.72 : 6,400.02 = 1,146.63 : x
  2. Step 2: Convert to fraction form
    4,266.72/6,400.02 = 1,146.63/x
  3. Step 3: Cross multiply
    4,266.72x = 6,400.02 × 1,146.63
  4. Step 4: Simplify right side
    4,266.72x = 7,338,454.93
  5. Step 5: Solve for x
    x = 7,338,454.93/4,266.72
  6. Step 6: Final answer
    x = 1,719.93

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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.