Home / 9,492.32-14,228.36-7,145.07

Finding the Fourth Proportional to 9,492.32, 14,228.36 and 7,145.07

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Solution

The fourth proportional to 9,492.32, 14,228.36 and 7,145.07 is: 10,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492.32 : 14,228.36 = 7,145.07 : x
  2. Step 2: Convert to fraction form
    9,492.32/14,228.36 = 7,145.07/x
  3. Step 3: Cross multiply
    9,492.32x = 14,228.36 × 7,145.07
  4. Step 4: Simplify right side
    9,492.32x = 101,662,628.19
  5. Step 5: Solve for x
    x = 101,662,628.19/9,492.32
  6. Step 6: Final answer
    x = 10,709.99

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1.5x scale

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.