Home / 7,749.93-10,697.37-4,955.43

Finding the Fourth Proportional to 7,749.93, 10,697.37 and 4,955.43

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Solution

The fourth proportional to 7,749.93, 10,697.37 and 4,955.43 is: 6,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.93 : 10,697.37 = 4,955.43 : x
  2. Step 2: Convert to fraction form
    7,749.93/10,697.37 = 4,955.43/x
  3. Step 3: Cross multiply
    7,749.93x = 10,697.37 × 4,955.43
  4. Step 4: Simplify right side
    7,749.93x = 53,010,068.22
  5. Step 5: Solve for x
    x = 53,010,068.22/7,749.93
  6. Step 6: Final answer
    x = 6,840.07

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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.