Home / 7,740.46-10,681.83-4,203.67

Finding the Fourth Proportional to 7,740.46, 10,681.83 and 4,203.67

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Solution

The fourth proportional to 7,740.46, 10,681.83 and 4,203.67 is: 5,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.46 : 10,681.83 = 4,203.67 : x
  2. Step 2: Convert to fraction form
    7,740.46/10,681.83 = 4,203.67/x
  3. Step 3: Cross multiply
    7,740.46x = 10,681.83 × 4,203.67
  4. Step 4: Simplify right side
    7,740.46x = 44,902,888.32
  5. Step 5: Solve for x
    x = 44,902,888.32/7,740.46
  6. Step 6: Final answer
    x = 5,801.06

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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.