Home / 3,064.42-4,230.33-1,805.07

Finding the Fourth Proportional to 3,064.42, 4,230.33 and 1,805.07

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Solution

The fourth proportional to 3,064.42, 4,230.33 and 1,805.07 is: 2,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.42 : 4,230.33 = 1,805.07 : x
  2. Step 2: Convert to fraction form
    3,064.42/4,230.33 = 1,805.07/x
  3. Step 3: Cross multiply
    3,064.42x = 4,230.33 × 1,805.07
  4. Step 4: Simplify right side
    3,064.42x = 7,636,041.77
  5. Step 5: Solve for x
    x = 7,636,041.77/3,064.42
  6. Step 6: Final answer
    x = 2,491.84

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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.