Home / 3,530.04-5,289.66-1,886.82

Finding the Fourth Proportional to 3,530.04, 5,289.66 and 1,886.82

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Solution

The fourth proportional to 3,530.04, 5,289.66 and 1,886.82 is: 2,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.04 : 5,289.66 = 1,886.82 : x
  2. Step 2: Convert to fraction form
    3,530.04/5,289.66 = 1,886.82/x
  3. Step 3: Cross multiply
    3,530.04x = 5,289.66 × 1,886.82
  4. Step 4: Simplify right side
    3,530.04x = 9,980,636.28
  5. Step 5: Solve for x
    x = 9,980,636.28/3,530.04
  6. Step 6: Final answer
    x = 2,827.34

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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.