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Finding the Fourth Proportional to 10.58, 14.60 and 7.35

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Solution

The fourth proportional to 10.58, 14.60 and 7.35 is: 10.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.58 : 14.60 = 7.35 : x
  2. Step 2: Convert to fraction form
    10.58/14.60 = 7.35/x
  3. Step 3: Cross multiply
    10.58x = 14.60 × 7.35
  4. Step 4: Simplify right side
    10.58x = 107.31
  5. Step 5: Solve for x
    x = 107.31/10.58
  6. Step 6: Final answer
    x = 10.14

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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.