Home / 1,525.02-2,105.76-1,193.32

Finding the Fourth Proportional to 1,525.02, 2,105.76 and 1,193.32

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Solution

The fourth proportional to 1,525.02, 2,105.76 and 1,193.32 is: 1,647.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.02 : 2,105.76 = 1,193.32 : x
  2. Step 2: Convert to fraction form
    1,525.02/2,105.76 = 1,193.32/x
  3. Step 3: Cross multiply
    1,525.02x = 2,105.76 × 1,193.32
  4. Step 4: Simplify right side
    1,525.02x = 2,512,845.52
  5. Step 5: Solve for x
    x = 2,512,845.52/1,525.02
  6. Step 6: Final answer
    x = 1,647.75

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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.