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Finding the Fourth Proportional to 7,041.44, 9,697.37 and 6,888.35

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Solution

The fourth proportional to 7,041.44, 9,697.37 and 6,888.35 is: 9,486.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.44 : 9,697.37 = 6,888.35 : x
  2. Step 2: Convert to fraction form
    7,041.44/9,697.37 = 6,888.35/x
  3. Step 3: Cross multiply
    7,041.44x = 9,697.37 × 6,888.35
  4. Step 4: Simplify right side
    7,041.44x = 66,798,795.71
  5. Step 5: Solve for x
    x = 66,798,795.71/7,041.44
  6. Step 6: Final answer
    x = 9,486.53

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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.