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Finding the Fourth Proportional to 7,053.06, 9,733.53 and 3,909.25

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Solution

The fourth proportional to 7,053.06, 9,733.53 and 3,909.25 is: 5,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.06 : 9,733.53 = 3,909.25 : x
  2. Step 2: Convert to fraction form
    7,053.06/9,733.53 = 3,909.25/x
  3. Step 3: Cross multiply
    7,053.06x = 9,733.53 × 3,909.25
  4. Step 4: Simplify right side
    7,053.06x = 38,050,802.15
  5. Step 5: Solve for x
    x = 38,050,802.15/7,053.06
  6. Step 6: Final answer
    x = 5,394.94

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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.