Home / 5,368.12-7,407.94-3,010.21

Finding the Fourth Proportional to 5,368.12, 7,407.94 and 3,010.21

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Solution

The fourth proportional to 5,368.12, 7,407.94 and 3,010.21 is: 4,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.12 : 7,407.94 = 3,010.21 : x
  2. Step 2: Convert to fraction form
    5,368.12/7,407.94 = 3,010.21/x
  3. Step 3: Cross multiply
    5,368.12x = 7,407.94 × 3,010.21
  4. Step 4: Simplify right side
    5,368.12x = 22,299,455.07
  5. Step 5: Solve for x
    x = 22,299,455.07/5,368.12
  6. Step 6: Final answer
    x = 4,154.05

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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.