Home / 6,325.49-8,707.74-5,436.11

Finding the Fourth Proportional to 6,325.49, 8,707.74 and 5,436.11

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Solution

The fourth proportional to 6,325.49, 8,707.74 and 5,436.11 is: 7,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.49 : 8,707.74 = 5,436.11 : x
  2. Step 2: Convert to fraction form
    6,325.49/8,707.74 = 5,436.11/x
  3. Step 3: Cross multiply
    6,325.49x = 8,707.74 × 5,436.11
  4. Step 4: Simplify right side
    6,325.49x = 47,336,188.95
  5. Step 5: Solve for x
    x = 47,336,188.95/6,325.49
  6. Step 6: Final answer
    x = 7,483.41

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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.