Home / 1,506.02-2,253.55-1,243.58

Finding the Fourth Proportional to 1,506.02, 2,253.55 and 1,243.58

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Solution

The fourth proportional to 1,506.02, 2,253.55 and 1,243.58 is: 1,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.02 : 2,253.55 = 1,243.58 : x
  2. Step 2: Convert to fraction form
    1,506.02/2,253.55 = 1,243.58/x
  3. Step 3: Cross multiply
    1,506.02x = 2,253.55 × 1,243.58
  4. Step 4: Simplify right side
    1,506.02x = 2,802,469.71
  5. Step 5: Solve for x
    x = 2,802,469.71/1,506.02
  6. Step 6: Final answer
    x = 1,860.84

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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.