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Finding the Fourth Proportional to 6,707.60, 10,051.80 and 4,653.20

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Solution

The fourth proportional to 6,707.60, 10,051.80 and 4,653.20 is: 6,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.60 : 10,051.80 = 4,653.20 : x
  2. Step 2: Convert to fraction form
    6,707.60/10,051.80 = 4,653.20/x
  3. Step 3: Cross multiply
    6,707.60x = 10,051.80 × 4,653.20
  4. Step 4: Simplify right side
    6,707.60x = 46,773,035.76
  5. Step 5: Solve for x
    x = 46,773,035.76/6,707.60
  6. Step 6: Final answer
    x = 6,973.14

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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.