Home / 7,722.32-10,655.76-4,364.72

Finding the Fourth Proportional to 7,722.32, 10,655.76 and 4,364.72

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Solution

The fourth proportional to 7,722.32, 10,655.76 and 4,364.72 is: 6,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.32 : 10,655.76 = 4,364.72 : x
  2. Step 2: Convert to fraction form
    7,722.32/10,655.76 = 4,364.72/x
  3. Step 3: Cross multiply
    7,722.32x = 10,655.76 × 4,364.72
  4. Step 4: Simplify right side
    7,722.32x = 46,509,408.79
  5. Step 5: Solve for x
    x = 46,509,408.79/7,722.32
  6. Step 6: Final answer
    x = 6,022.72

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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.