Home / 9,325.24-12,868.38-5,133.40

Finding the Fourth Proportional to 9,325.24, 12,868.38 and 5,133.40

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Solution

The fourth proportional to 9,325.24, 12,868.38 and 5,133.40 is: 7,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.24 : 12,868.38 = 5,133.40 : x
  2. Step 2: Convert to fraction form
    9,325.24/12,868.38 = 5,133.40/x
  3. Step 3: Cross multiply
    9,325.24x = 12,868.38 × 5,133.40
  4. Step 4: Simplify right side
    9,325.24x = 66,058,541.89
  5. Step 5: Solve for x
    x = 66,058,541.89/9,325.24
  6. Step 6: Final answer
    x = 7,083.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.