Home / 5,585.84-8,376.63-1,836.74

Finding the Fourth Proportional to 5,585.84, 8,376.63 and 1,836.74

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Solution

The fourth proportional to 5,585.84, 8,376.63 and 1,836.74 is: 2,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.84 : 8,376.63 = 1,836.74 : x
  2. Step 2: Convert to fraction form
    5,585.84/8,376.63 = 1,836.74/x
  3. Step 3: Cross multiply
    5,585.84x = 8,376.63 × 1,836.74
  4. Step 4: Simplify right side
    5,585.84x = 15,385,691.39
  5. Step 5: Solve for x
    x = 15,385,691.39/5,585.84
  6. Step 6: Final answer
    x = 2,754.41

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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.