Home / 7,031.35-10,549.07-3,328.47

Finding the Fourth Proportional to 7,031.35, 10,549.07 and 3,328.47

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Solution

The fourth proportional to 7,031.35, 10,549.07 and 3,328.47 is: 4,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.35 : 10,549.07 = 3,328.47 : x
  2. Step 2: Convert to fraction form
    7,031.35/10,549.07 = 3,328.47/x
  3. Step 3: Cross multiply
    7,031.35x = 10,549.07 × 3,328.47
  4. Step 4: Simplify right side
    7,031.35x = 35,112,258.86
  5. Step 5: Solve for x
    x = 35,112,258.86/7,031.35
  6. Step 6: Final answer
    x = 4,993.67

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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.