Home / 4,653.18-6,415.47-3,393.18

Finding the Fourth Proportional to 4,653.18, 6,415.47 and 3,393.18

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Solution

The fourth proportional to 4,653.18, 6,415.47 and 3,393.18 is: 4,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.18 : 6,415.47 = 3,393.18 : x
  2. Step 2: Convert to fraction form
    4,653.18/6,415.47 = 3,393.18/x
  3. Step 3: Cross multiply
    4,653.18x = 6,415.47 × 3,393.18
  4. Step 4: Simplify right side
    4,653.18x = 21,768,844.49
  5. Step 5: Solve for x
    x = 21,768,844.49/4,653.18
  6. Step 6: Final answer
    x = 4,678.27

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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.