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Finding the Fourth Proportional to 7,053.36, 9,723.74 and 4,925.84

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Solution

The fourth proportional to 7,053.36, 9,723.74 and 4,925.84 is: 6,790.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.36 : 9,723.74 = 4,925.84 : x
  2. Step 2: Convert to fraction form
    7,053.36/9,723.74 = 4,925.84/x
  3. Step 3: Cross multiply
    7,053.36x = 9,723.74 × 4,925.84
  4. Step 4: Simplify right side
    7,053.36x = 47,897,587.44
  5. Step 5: Solve for x
    x = 47,897,587.44/7,053.36
  6. Step 6: Final answer
    x = 6,790.75

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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.