Home / 6,900.15-9,521.93-3,756.35

Finding the Fourth Proportional to 6,900.15, 9,521.93 and 3,756.35

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Solution

The fourth proportional to 6,900.15, 9,521.93 and 3,756.35 is: 5,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.15 : 9,521.93 = 3,756.35 : x
  2. Step 2: Convert to fraction form
    6,900.15/9,521.93 = 3,756.35/x
  3. Step 3: Cross multiply
    6,900.15x = 9,521.93 × 3,756.35
  4. Step 4: Simplify right side
    6,900.15x = 35,767,635.36
  5. Step 5: Solve for x
    x = 35,767,635.36/6,900.15
  6. Step 6: Final answer
    x = 5,183.60

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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.