Home / 9,764.90-13,475.57-5,288.67

Finding the Fourth Proportional to 9,764.90, 13,475.57 and 5,288.67

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Solution

The fourth proportional to 9,764.90, 13,475.57 and 5,288.67 is: 7,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.90 : 13,475.57 = 5,288.67 : x
  2. Step 2: Convert to fraction form
    9,764.90/13,475.57 = 5,288.67/x
  3. Step 3: Cross multiply
    9,764.90x = 13,475.57 × 5,288.67
  4. Step 4: Simplify right side
    9,764.90x = 71,267,816.35
  5. Step 5: Solve for x
    x = 71,267,816.35/9,764.90
  6. Step 6: Final answer
    x = 7,298.37

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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.