Home / 3,604.32-4,973.76-2,112.48

Finding the Fourth Proportional to 3,604.32, 4,973.76 and 2,112.48

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Solution

The fourth proportional to 3,604.32, 4,973.76 and 2,112.48 is: 2,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.32 : 4,973.76 = 2,112.48 : x
  2. Step 2: Convert to fraction form
    3,604.32/4,973.76 = 2,112.48/x
  3. Step 3: Cross multiply
    3,604.32x = 4,973.76 × 2,112.48
  4. Step 4: Simplify right side
    3,604.32x = 10,506,968.52
  5. Step 5: Solve for x
    x = 10,506,968.52/3,604.32
  6. Step 6: Final answer
    x = 2,915.10

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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.