Home / 7,506.04-11,255.20-4,218.24

Finding the Fourth Proportional to 7,506.04, 11,255.20 and 4,218.24

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Solution

The fourth proportional to 7,506.04, 11,255.20 and 4,218.24 is: 6,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.04 : 11,255.20 = 4,218.24 : x
  2. Step 2: Convert to fraction form
    7,506.04/11,255.20 = 4,218.24/x
  3. Step 3: Cross multiply
    7,506.04x = 11,255.20 × 4,218.24
  4. Step 4: Simplify right side
    7,506.04x = 47,477,134.85
  5. Step 5: Solve for x
    x = 47,477,134.85/7,506.04
  6. Step 6: Final answer
    x = 6,325.19

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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.