Home / 8,130.63-11,220.44-4,593.93

Finding the Fourth Proportional to 8,130.63, 11,220.44 and 4,593.93

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Solution

The fourth proportional to 8,130.63, 11,220.44 and 4,593.93 is: 6,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.63 : 11,220.44 = 4,593.93 : x
  2. Step 2: Convert to fraction form
    8,130.63/11,220.44 = 4,593.93/x
  3. Step 3: Cross multiply
    8,130.63x = 11,220.44 × 4,593.93
  4. Step 4: Simplify right side
    8,130.63x = 51,545,915.93
  5. Step 5: Solve for x
    x = 51,545,915.93/8,130.63
  6. Step 6: Final answer
    x = 6,339.72

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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.