Home / 1,145.37-1,711.68-1,036.02

Finding the Fourth Proportional to 1,145.37, 1,711.68 and 1,036.02

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Solution

The fourth proportional to 1,145.37, 1,711.68 and 1,036.02 is: 1,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145.37 : 1,711.68 = 1,036.02 : x
  2. Step 2: Convert to fraction form
    1,145.37/1,711.68 = 1,036.02/x
  3. Step 3: Cross multiply
    1,145.37x = 1,711.68 × 1,036.02
  4. Step 4: Simplify right side
    1,145.37x = 1,773,334.71
  5. Step 5: Solve for x
    x = 1,773,334.71/1,145.37
  6. Step 6: Final answer
    x = 1,548.26

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