Home / 8,403.87-11,597.61-4,627.32

Finding the Fourth Proportional to 8,403.87, 11,597.61 and 4,627.32

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Solution

The fourth proportional to 8,403.87, 11,597.61 and 4,627.32 is: 6,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.87 : 11,597.61 = 4,627.32 : x
  2. Step 2: Convert to fraction form
    8,403.87/11,597.61 = 4,627.32/x
  3. Step 3: Cross multiply
    8,403.87x = 11,597.61 × 4,627.32
  4. Step 4: Simplify right side
    8,403.87x = 53,665,852.71
  5. Step 5: Solve for x
    x = 53,665,852.71/8,403.87
  6. Step 6: Final answer
    x = 6,385.85

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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.