Home / 7,380.46-10,184.43-4,193.74

Finding the Fourth Proportional to 7,380.46, 10,184.43 and 4,193.74

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Solution

The fourth proportional to 7,380.46, 10,184.43 and 4,193.74 is: 5,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.46 : 10,184.43 = 4,193.74 : x
  2. Step 2: Convert to fraction form
    7,380.46/10,184.43 = 4,193.74/x
  3. Step 3: Cross multiply
    7,380.46x = 10,184.43 × 4,193.74
  4. Step 4: Simplify right side
    7,380.46x = 42,710,851.47
  5. Step 5: Solve for x
    x = 42,710,851.47/7,380.46
  6. Step 6: Final answer
    x = 5,787.02

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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.