Home / 10,250.22-14,145.13-5,774.40

Finding the Fourth Proportional to 10,250.22, 14,145.13 and 5,774.40

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Solution

The fourth proportional to 10,250.22, 14,145.13 and 5,774.40 is: 7,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.22 : 14,145.13 = 5,774.40 : x
  2. Step 2: Convert to fraction form
    10,250.22/14,145.13 = 5,774.40/x
  3. Step 3: Cross multiply
    10,250.22x = 14,145.13 × 5,774.40
  4. Step 4: Simplify right side
    10,250.22x = 81,679,638.67
  5. Step 5: Solve for x
    x = 81,679,638.67/10,250.22
  6. Step 6: Final answer
    x = 7,968.57

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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.