Home / 7,492.32-10,338.90-4,135.14

Finding the Fourth Proportional to 7,492.32, 10,338.90 and 4,135.14

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Solution

The fourth proportional to 7,492.32, 10,338.90 and 4,135.14 is: 5,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.32 : 10,338.90 = 4,135.14 : x
  2. Step 2: Convert to fraction form
    7,492.32/10,338.90 = 4,135.14/x
  3. Step 3: Cross multiply
    7,492.32x = 10,338.90 × 4,135.14
  4. Step 4: Simplify right side
    7,492.32x = 42,752,798.95
  5. Step 5: Solve for x
    x = 42,752,798.95/7,492.32
  6. Step 6: Final answer
    x = 5,706.22

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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.