Home / 3,014.71-4,158.90-1,836.47

Finding the Fourth Proportional to 3,014.71, 4,158.90 and 1,836.47

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Solution

The fourth proportional to 3,014.71, 4,158.90 and 1,836.47 is: 2,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.71 : 4,158.90 = 1,836.47 : x
  2. Step 2: Convert to fraction form
    3,014.71/4,158.90 = 1,836.47/x
  3. Step 3: Cross multiply
    3,014.71x = 4,158.90 × 1,836.47
  4. Step 4: Simplify right side
    3,014.71x = 7,637,705.48
  5. Step 5: Solve for x
    x = 7,637,705.48/3,014.71
  6. Step 6: Final answer
    x = 2,533.48

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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.