Home / 7,543.15-11,299.63-3,598.25

Finding the Fourth Proportional to 7,543.15, 11,299.63 and 3,598.25

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Solution

The fourth proportional to 7,543.15, 11,299.63 and 3,598.25 is: 5,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.15 : 11,299.63 = 3,598.25 : x
  2. Step 2: Convert to fraction form
    7,543.15/11,299.63 = 3,598.25/x
  3. Step 3: Cross multiply
    7,543.15x = 11,299.63 × 3,598.25
  4. Step 4: Simplify right side
    7,543.15x = 40,658,875.66
  5. Step 5: Solve for x
    x = 40,658,875.66/7,543.15
  6. Step 6: Final answer
    x = 5,390.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.