Home / 3,852.34-5,316.33-2,281.66

Finding the Fourth Proportional to 3,852.34, 5,316.33 and 2,281.66

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Solution

The fourth proportional to 3,852.34, 5,316.33 and 2,281.66 is: 3,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.34 : 5,316.33 = 2,281.66 : x
  2. Step 2: Convert to fraction form
    3,852.34/5,316.33 = 2,281.66/x
  3. Step 3: Cross multiply
    3,852.34x = 5,316.33 × 2,281.66
  4. Step 4: Simplify right side
    3,852.34x = 12,130,057.51
  5. Step 5: Solve for x
    x = 12,130,057.51/3,852.34
  6. Step 6: Final answer
    x = 3,148.75

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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.