Home / 1,349.04-2,014.80-1,274.52

Finding the Fourth Proportional to 1,349.04, 2,014.80 and 1,274.52

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Solution

The fourth proportional to 1,349.04, 2,014.80 and 1,274.52 is: 1,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.04 : 2,014.80 = 1,274.52 : x
  2. Step 2: Convert to fraction form
    1,349.04/2,014.80 = 1,274.52/x
  3. Step 3: Cross multiply
    1,349.04x = 2,014.80 × 1,274.52
  4. Step 4: Simplify right side
    1,349.04x = 2,567,902.90
  5. Step 5: Solve for x
    x = 2,567,902.90/1,349.04
  6. Step 6: Final answer
    x = 1,903.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.