Home / 1,535.23-2,303.13-1,015.66

Finding the Fourth Proportional to 1,535.23, 2,303.13 and 1,015.66

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Solution

The fourth proportional to 1,535.23, 2,303.13 and 1,015.66 is: 1,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.23 : 2,303.13 = 1,015.66 : x
  2. Step 2: Convert to fraction form
    1,535.23/2,303.13 = 1,015.66/x
  3. Step 3: Cross multiply
    1,535.23x = 2,303.13 × 1,015.66
  4. Step 4: Simplify right side
    1,535.23x = 2,339,197.02
  5. Step 5: Solve for x
    x = 2,339,197.02/1,535.23
  6. Step 6: Final answer
    x = 1,523.68

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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.