Home / 10,173.32-15,264.37-5,492.40

Finding the Fourth Proportional to 10,173.32, 15,264.37 and 5,492.40

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Solution

The fourth proportional to 10,173.32, 15,264.37 and 5,492.40 is: 8,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.32 : 15,264.37 = 5,492.40 : x
  2. Step 2: Convert to fraction form
    10,173.32/15,264.37 = 5,492.40/x
  3. Step 3: Cross multiply
    10,173.32x = 15,264.37 × 5,492.40
  4. Step 4: Simplify right side
    10,173.32x = 83,837,987.45
  5. Step 5: Solve for x
    x = 83,837,987.45/10,173.32
  6. Step 6: Final answer
    x = 8,240.97

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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.