Home / 6,587.70-9,091.05-3,603.45

Finding the Fourth Proportional to 6,587.70, 9,091.05 and 3,603.45

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Solution

The fourth proportional to 6,587.70, 9,091.05 and 3,603.45 is: 4,972.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.70 : 9,091.05 = 3,603.45 : x
  2. Step 2: Convert to fraction form
    6,587.70/9,091.05 = 3,603.45/x
  3. Step 3: Cross multiply
    6,587.70x = 9,091.05 × 3,603.45
  4. Step 4: Simplify right side
    6,587.70x = 32,759,144.12
  5. Step 5: Solve for x
    x = 32,759,144.12/6,587.70
  6. Step 6: Final answer
    x = 4,972.77

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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.