Home / 3,688.95-5,530.69-1,497.50

Finding the Fourth Proportional to 3,688.95, 5,530.69 and 1,497.50

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Solution

The fourth proportional to 3,688.95, 5,530.69 and 1,497.50 is: 2,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.95 : 5,530.69 = 1,497.50 : x
  2. Step 2: Convert to fraction form
    3,688.95/5,530.69 = 1,497.50/x
  3. Step 3: Cross multiply
    3,688.95x = 5,530.69 × 1,497.50
  4. Step 4: Simplify right side
    3,688.95x = 8,282,208.28
  5. Step 5: Solve for x
    x = 8,282,208.28/3,688.95
  6. Step 6: Final answer
    x = 2,245.14

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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.