Home / 4,642.98-6,407.33-2,653.60

Finding the Fourth Proportional to 4,642.98, 6,407.33 and 2,653.60

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Solution

The fourth proportional to 4,642.98, 6,407.33 and 2,653.60 is: 3,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.98 : 6,407.33 = 2,653.60 : x
  2. Step 2: Convert to fraction form
    4,642.98/6,407.33 = 2,653.60/x
  3. Step 3: Cross multiply
    4,642.98x = 6,407.33 × 2,653.60
  4. Step 4: Simplify right side
    4,642.98x = 17,002,490.89
  5. Step 5: Solve for x
    x = 17,002,490.89/4,642.98
  6. Step 6: Final answer
    x = 3,661.98

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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.