Home / 5,501.26-7,587.12-3,611.40

Finding the Fourth Proportional to 5,501.26, 7,587.12 and 3,611.40

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Solution

The fourth proportional to 5,501.26, 7,587.12 and 3,611.40 is: 4,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.26 : 7,587.12 = 3,611.40 : x
  2. Step 2: Convert to fraction form
    5,501.26/7,587.12 = 3,611.40/x
  3. Step 3: Cross multiply
    5,501.26x = 7,587.12 × 3,611.40
  4. Step 4: Simplify right side
    5,501.26x = 27,400,125.17
  5. Step 5: Solve for x
    x = 27,400,125.17/5,501.26
  6. Step 6: Final answer
    x = 4,980.70

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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.