Home / 4,653.90-6,415.47-3,079.26

Finding the Fourth Proportional to 4,653.90, 6,415.47 and 3,079.26

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Solution

The fourth proportional to 4,653.90, 6,415.47 and 3,079.26 is: 4,244.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.90 : 6,415.47 = 3,079.26 : x
  2. Step 2: Convert to fraction form
    4,653.90/6,415.47 = 3,079.26/x
  3. Step 3: Cross multiply
    4,653.90x = 6,415.47 × 3,079.26
  4. Step 4: Simplify right side
    4,653.90x = 19,754,900.15
  5. Step 5: Solve for x
    x = 19,754,900.15/4,653.90
  6. Step 6: Final answer
    x = 4,244.81

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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.