Home / 3,036.07-4,548.03-1,390.96

Finding the Fourth Proportional to 3,036.07, 4,548.03 and 1,390.96

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Solution

The fourth proportional to 3,036.07, 4,548.03 and 1,390.96 is: 2,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.07 : 4,548.03 = 1,390.96 : x
  2. Step 2: Convert to fraction form
    3,036.07/4,548.03 = 1,390.96/x
  3. Step 3: Cross multiply
    3,036.07x = 4,548.03 × 1,390.96
  4. Step 4: Simplify right side
    3,036.07x = 6,326,127.81
  5. Step 5: Solve for x
    x = 6,326,127.81/3,036.07
  6. Step 6: Final answer
    x = 2,083.66

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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.