Home / 4,642.32-6,403.08-2,962.02

Finding the Fourth Proportional to 4,642.32, 6,403.08 and 2,962.02

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Solution

The fourth proportional to 4,642.32, 6,403.08 and 2,962.02 is: 4,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.32 : 6,403.08 = 2,962.02 : x
  2. Step 2: Convert to fraction form
    4,642.32/6,403.08 = 2,962.02/x
  3. Step 3: Cross multiply
    4,642.32x = 6,403.08 × 2,962.02
  4. Step 4: Simplify right side
    4,642.32x = 18,966,051.02
  5. Step 5: Solve for x
    x = 18,966,051.02/4,642.32
  6. Step 6: Final answer
    x = 4,085.47

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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.