Home / 7,520.06-11,281.92-5,303.22

Finding the Fourth Proportional to 7,520.06, 11,281.92 and 5,303.22

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Solution

The fourth proportional to 7,520.06, 11,281.92 and 5,303.22 is: 7,956.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.06 : 11,281.92 = 5,303.22 : x
  2. Step 2: Convert to fraction form
    7,520.06/11,281.92 = 5,303.22/x
  3. Step 3: Cross multiply
    7,520.06x = 11,281.92 × 5,303.22
  4. Step 4: Simplify right side
    7,520.06x = 59,830,503.78
  5. Step 5: Solve for x
    x = 59,830,503.78/7,520.06
  6. Step 6: Final answer
    x = 7,956.12

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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.