Home / 9,325.24-13,988.20-3,085.40

Finding the Fourth Proportional to 9,325.24, 13,988.20 and 3,085.40

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Solution

The fourth proportional to 9,325.24, 13,988.20 and 3,085.40 is: 4,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.24 : 13,988.20 = 3,085.40 : x
  2. Step 2: Convert to fraction form
    9,325.24/13,988.20 = 3,085.40/x
  3. Step 3: Cross multiply
    9,325.24x = 13,988.20 × 3,085.40
  4. Step 4: Simplify right side
    9,325.24x = 43,159,192.28
  5. Step 5: Solve for x
    x = 43,159,192.28/9,325.24
  6. Step 6: Final answer
    x = 4,628.21

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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.