Home / 10,173.97-14,038.45-5,697.91

Finding the Fourth Proportional to 10,173.97, 14,038.45 and 5,697.91

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Solution

The fourth proportional to 10,173.97, 14,038.45 and 5,697.91 is: 7,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.97 : 14,038.45 = 5,697.91 : x
  2. Step 2: Convert to fraction form
    10,173.97/14,038.45 = 5,697.91/x
  3. Step 3: Cross multiply
    10,173.97x = 14,038.45 × 5,697.91
  4. Step 4: Simplify right side
    10,173.97x = 79,989,827.94
  5. Step 5: Solve for x
    x = 79,989,827.94/10,173.97
  6. Step 6: Final answer
    x = 7,862.20

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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.