Home / 7,360.29-10,150.21-5,679.03

Finding the Fourth Proportional to 7,360.29, 10,150.21 and 5,679.03

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Solution

The fourth proportional to 7,360.29, 10,150.21 and 5,679.03 is: 7,831.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.29 : 10,150.21 = 5,679.03 : x
  2. Step 2: Convert to fraction form
    7,360.29/10,150.21 = 5,679.03/x
  3. Step 3: Cross multiply
    7,360.29x = 10,150.21 × 5,679.03
  4. Step 4: Simplify right side
    7,360.29x = 57,643,347.10
  5. Step 5: Solve for x
    x = 57,643,347.10/7,360.29
  6. Step 6: Final answer
    x = 7,831.67

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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.