Home / 4,643.04-6,405.64-2,964.54

Finding the Fourth Proportional to 4,643.04, 6,405.64 and 2,964.54

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Solution

The fourth proportional to 4,643.04, 6,405.64 and 2,964.54 is: 4,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.04 : 6,405.64 = 2,964.54 : x
  2. Step 2: Convert to fraction form
    4,643.04/6,405.64 = 2,964.54/x
  3. Step 3: Cross multiply
    4,643.04x = 6,405.64 × 2,964.54
  4. Step 4: Simplify right side
    4,643.04x = 18,989,776.01
  5. Step 5: Solve for x
    x = 18,989,776.01/4,643.04
  6. Step 6: Final answer
    x = 4,089.94

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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.