Home / 11,207.84-15,465.76-6,492.40

Finding the Fourth Proportional to 11,207.84, 15,465.76 and 6,492.40

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Solution

The fourth proportional to 11,207.84, 15,465.76 and 6,492.40 is: 8,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.84 : 15,465.76 = 6,492.40 : x
  2. Step 2: Convert to fraction form
    11,207.84/15,465.76 = 6,492.40/x
  3. Step 3: Cross multiply
    11,207.84x = 15,465.76 × 6,492.40
  4. Step 4: Simplify right side
    11,207.84x = 100,409,900.22
  5. Step 5: Solve for x
    x = 100,409,900.22/11,207.84
  6. Step 6: Final answer
    x = 8,958.90

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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.