Home / 7,903.87-10,907.56-4,367.31

Finding the Fourth Proportional to 7,903.87, 10,907.56 and 4,367.31

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Solution

The fourth proportional to 7,903.87, 10,907.56 and 4,367.31 is: 6,027.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.87 : 10,907.56 = 4,367.31 : x
  2. Step 2: Convert to fraction form
    7,903.87/10,907.56 = 4,367.31/x
  3. Step 3: Cross multiply
    7,903.87x = 10,907.56 × 4,367.31
  4. Step 4: Simplify right side
    7,903.87x = 47,636,695.86
  5. Step 5: Solve for x
    x = 47,636,695.86/7,903.87
  6. Step 6: Final answer
    x = 6,027.01

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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.