Home / 1,163.08-1,741.32-1,053.59

Finding the Fourth Proportional to 1,163.08, 1,741.32 and 1,053.59

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Solution

The fourth proportional to 1,163.08, 1,741.32 and 1,053.59 is: 1,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163.08 : 1,741.32 = 1,053.59 : x
  2. Step 2: Convert to fraction form
    1,163.08/1,741.32 = 1,053.59/x
  3. Step 3: Cross multiply
    1,163.08x = 1,741.32 × 1,053.59
  4. Step 4: Simplify right side
    1,163.08x = 1,834,637.34
  5. Step 5: Solve for x
    x = 1,834,637.34/1,163.08
  6. Step 6: Final answer
    x = 1,577.40

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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.