Home / 4,643.94-6,970.10-2,180.19

Finding the Fourth Proportional to 4,643.94, 6,970.10 and 2,180.19

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Solution

The fourth proportional to 4,643.94, 6,970.10 and 2,180.19 is: 3,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.94 : 6,970.10 = 2,180.19 : x
  2. Step 2: Convert to fraction form
    4,643.94/6,970.10 = 2,180.19/x
  3. Step 3: Cross multiply
    4,643.94x = 6,970.10 × 2,180.19
  4. Step 4: Simplify right side
    4,643.94x = 15,196,131.42
  5. Step 5: Solve for x
    x = 15,196,131.42/4,643.94
  6. Step 6: Final answer
    x = 3,272.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.