Home / 7,703.12-10,629.55-4,345.54

Finding the Fourth Proportional to 7,703.12, 10,629.55 and 4,345.54

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Solution

The fourth proportional to 7,703.12, 10,629.55 and 4,345.54 is: 5,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.12 : 10,629.55 = 4,345.54 : x
  2. Step 2: Convert to fraction form
    7,703.12/10,629.55 = 4,345.54/x
  3. Step 3: Cross multiply
    7,703.12x = 10,629.55 × 4,345.54
  4. Step 4: Simplify right side
    7,703.12x = 46,191,134.71
  5. Step 5: Solve for x
    x = 46,191,134.71/7,703.12
  6. Step 6: Final answer
    x = 5,996.42

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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.