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Finding the Fourth Proportional to 5.84, 8.07 and 4.76

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Solution

The fourth proportional to 5.84, 8.07 and 4.76 is: 6.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.84 : 8.07 = 4.76 : x
  2. Step 2: Convert to fraction form
    5.84/8.07 = 4.76/x
  3. Step 3: Cross multiply
    5.84x = 8.07 × 4.76
  4. Step 4: Simplify right side
    5.84x = 38.41
  5. Step 5: Solve for x
    x = 38.41/5.84
  6. Step 6: Final answer
    x = 6.58

Related Problems

Find fourth proportional to 2.92, 4.04 and 2.38
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Double scale
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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.