Home / 6,925.46-10,386.93-1,993.88

Finding the Fourth Proportional to 6,925.46, 10,386.93 and 1,993.88

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Solution

The fourth proportional to 6,925.46, 10,386.93 and 1,993.88 is: 2,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.46 : 10,386.93 = 1,993.88 : x
  2. Step 2: Convert to fraction form
    6,925.46/10,386.93 = 1,993.88/x
  3. Step 3: Cross multiply
    6,925.46x = 10,386.93 × 1,993.88
  4. Step 4: Simplify right side
    6,925.46x = 20,710,325.43
  5. Step 5: Solve for x
    x = 20,710,325.43/6,925.46
  6. Step 6: Final answer
    x = 2,990.46

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Double scale
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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.