Home / 7,917.37-10,925.64-4,332.31

Finding the Fourth Proportional to 7,917.37, 10,925.64 and 4,332.31

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Solution

The fourth proportional to 7,917.37, 10,925.64 and 4,332.31 is: 5,978.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.37 : 10,925.64 = 4,332.31 : x
  2. Step 2: Convert to fraction form
    7,917.37/10,925.64 = 4,332.31/x
  3. Step 3: Cross multiply
    7,917.37x = 10,925.64 × 4,332.31
  4. Step 4: Simplify right side
    7,917.37x = 47,333,259.43
  5. Step 5: Solve for x
    x = 47,333,259.43/7,917.37
  6. Step 6: Final answer
    x = 5,978.41

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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.