Home / 4,479.84-6,182.73-2,907.36

Finding the Fourth Proportional to 4,479.84, 6,182.73 and 2,907.36

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Solution

The fourth proportional to 4,479.84, 6,182.73 and 2,907.36 is: 4,012.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.84 : 6,182.73 = 2,907.36 : x
  2. Step 2: Convert to fraction form
    4,479.84/6,182.73 = 2,907.36/x
  3. Step 3: Cross multiply
    4,479.84x = 6,182.73 × 2,907.36
  4. Step 4: Simplify right side
    4,479.84x = 17,975,421.89
  5. Step 5: Solve for x
    x = 17,975,421.89/4,479.84
  6. Step 6: Final answer
    x = 4,012.51

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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.