Home / 5,536.40-7,636.59-3,543.80

Finding the Fourth Proportional to 5,536.40, 7,636.59 and 3,543.80

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Solution

The fourth proportional to 5,536.40, 7,636.59 and 3,543.80 is: 4,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.40 : 7,636.59 = 3,543.80 : x
  2. Step 2: Convert to fraction form
    5,536.40/7,636.59 = 3,543.80/x
  3. Step 3: Cross multiply
    5,536.40x = 7,636.59 × 3,543.80
  4. Step 4: Simplify right side
    5,536.40x = 27,062,509.46
  5. Step 5: Solve for x
    x = 27,062,509.46/5,536.40
  6. Step 6: Final answer
    x = 4,888.11

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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.