Home / 5,363.42-7,401.65-3,005.51

Finding the Fourth Proportional to 5,363.42, 7,401.65 and 3,005.51

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Solution

The fourth proportional to 5,363.42, 7,401.65 and 3,005.51 is: 4,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.42 : 7,401.65 = 3,005.51 : x
  2. Step 2: Convert to fraction form
    5,363.42/7,401.65 = 3,005.51/x
  3. Step 3: Cross multiply
    5,363.42x = 7,401.65 × 3,005.51
  4. Step 4: Simplify right side
    5,363.42x = 22,245,681.06
  5. Step 5: Solve for x
    x = 22,245,681.06/5,363.42
  6. Step 6: Final answer
    x = 4,147.67

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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.