Home / 9,962.36-13,746.40-5,982.72

Finding the Fourth Proportional to 9,962.36, 13,746.40 and 5,982.72

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Solution

The fourth proportional to 9,962.36, 13,746.40 and 5,982.72 is: 8,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.36 : 13,746.40 = 5,982.72 : x
  2. Step 2: Convert to fraction form
    9,962.36/13,746.40 = 5,982.72/x
  3. Step 3: Cross multiply
    9,962.36x = 13,746.40 × 5,982.72
  4. Step 4: Simplify right side
    9,962.36x = 82,240,862.21
  5. Step 5: Solve for x
    x = 82,240,862.21/9,962.36
  6. Step 6: Final answer
    x = 8,255.16

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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.