Home / 1,173.60-1,607.54-1,170.36

Finding the Fourth Proportional to 1,173.60, 1,607.54 and 1,170.36

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Solution

The fourth proportional to 1,173.60, 1,607.54 and 1,170.36 is: 1,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.60 : 1,607.54 = 1,170.36 : x
  2. Step 2: Convert to fraction form
    1,173.60/1,607.54 = 1,170.36/x
  3. Step 3: Cross multiply
    1,173.60x = 1,607.54 × 1,170.36
  4. Step 4: Simplify right side
    1,173.60x = 1,881,394.66
  5. Step 5: Solve for x
    x = 1,881,394.66/1,173.60
  6. Step 6: Final answer
    x = 1,603.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.