Home / 4,320.61-5,962.85-2,643.03

Finding the Fourth Proportional to 4,320.61, 5,962.85 and 2,643.03

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Solution

The fourth proportional to 4,320.61, 5,962.85 and 2,643.03 is: 3,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.61 : 5,962.85 = 2,643.03 : x
  2. Step 2: Convert to fraction form
    4,320.61/5,962.85 = 2,643.03/x
  3. Step 3: Cross multiply
    4,320.61x = 5,962.85 × 2,643.03
  4. Step 4: Simplify right side
    4,320.61x = 15,759,988.13
  5. Step 5: Solve for x
    x = 15,759,988.13/4,320.61
  6. Step 6: Final answer
    x = 3,647.63

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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.