Home / 3,624.74-5,437.95-1,284.62

Finding the Fourth Proportional to 3,624.74, 5,437.95 and 1,284.62

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Solution

The fourth proportional to 3,624.74, 5,437.95 and 1,284.62 is: 1,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.74 : 5,437.95 = 1,284.62 : x
  2. Step 2: Convert to fraction form
    3,624.74/5,437.95 = 1,284.62/x
  3. Step 3: Cross multiply
    3,624.74x = 5,437.95 × 1,284.62
  4. Step 4: Simplify right side
    3,624.74x = 6,985,699.33
  5. Step 5: Solve for x
    x = 6,985,699.33/3,624.74
  6. Step 6: Final answer
    x = 1,927.23

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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.