Home / 7,424.46-11,085.80-6,328.26

Finding the Fourth Proportional to 7,424.46, 11,085.80 and 6,328.26

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Solution

The fourth proportional to 7,424.46, 11,085.80 and 6,328.26 is: 9,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.46 : 11,085.80 = 6,328.26 : x
  2. Step 2: Convert to fraction form
    7,424.46/11,085.80 = 6,328.26/x
  3. Step 3: Cross multiply
    7,424.46x = 11,085.80 × 6,328.26
  4. Step 4: Simplify right side
    7,424.46x = 70,153,793.07
  5. Step 5: Solve for x
    x = 70,153,793.07/7,424.46
  6. Step 6: Final answer
    x = 9,449.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.