Home / 4,653.23-6,420.78-2,663.42

Finding the Fourth Proportional to 4,653.23, 6,420.78 and 2,663.42

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Solution

The fourth proportional to 4,653.23, 6,420.78 and 2,663.42 is: 3,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.23 : 6,420.78 = 2,663.42 : x
  2. Step 2: Convert to fraction form
    4,653.23/6,420.78 = 2,663.42/x
  3. Step 3: Cross multiply
    4,653.23x = 6,420.78 × 2,663.42
  4. Step 4: Simplify right side
    4,653.23x = 17,101,201.76
  5. Step 5: Solve for x
    x = 17,101,201.76/4,653.23
  6. Step 6: Final answer
    x = 3,675.13

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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.