Home / 7,507.08-11,263.85-4,215.24

Finding the Fourth Proportional to 7,507.08, 11,263.85 and 4,215.24

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Solution

The fourth proportional to 7,507.08, 11,263.85 and 4,215.24 is: 6,324.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.08 : 11,263.85 = 4,215.24 : x
  2. Step 2: Convert to fraction form
    7,507.08/11,263.85 = 4,215.24/x
  3. Step 3: Cross multiply
    7,507.08x = 11,263.85 × 4,215.24
  4. Step 4: Simplify right side
    7,507.08x = 47,479,810.00
  5. Step 5: Solve for x
    x = 47,479,810.00/7,507.08
  6. Step 6: Final answer
    x = 6,324.67

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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.