Home / 4,322.12-5,962.64-2,643.60

Finding the Fourth Proportional to 4,322.12, 5,962.64 and 2,643.60

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Solution

The fourth proportional to 4,322.12, 5,962.64 and 2,643.60 is: 3,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.12 : 5,962.64 = 2,643.60 : x
  2. Step 2: Convert to fraction form
    4,322.12/5,962.64 = 2,643.60/x
  3. Step 3: Cross multiply
    4,322.12x = 5,962.64 × 2,643.60
  4. Step 4: Simplify right side
    4,322.12x = 15,762,835.10
  5. Step 5: Solve for x
    x = 15,762,835.10/4,322.12
  6. Step 6: Final answer
    x = 3,647.01

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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.