Home / 2,401.48-3,313.81-1,772.35

Finding the Fourth Proportional to 2,401.48, 3,313.81 and 1,772.35

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Solution

The fourth proportional to 2,401.48, 3,313.81 and 1,772.35 is: 2,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.48 : 3,313.81 = 1,772.35 : x
  2. Step 2: Convert to fraction form
    2,401.48/3,313.81 = 1,772.35/x
  3. Step 3: Cross multiply
    2,401.48x = 3,313.81 × 1,772.35
  4. Step 4: Simplify right side
    2,401.48x = 5,873,225.08
  5. Step 5: Solve for x
    x = 5,873,225.08/2,401.48
  6. Step 6: Final answer
    x = 2,445.67

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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.