Home / 7,860.60-10,845.72-4,716

Finding the Fourth Proportional to 7,860.60, 10,845.72 and 4,716

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Solution

The fourth proportional to 7,860.60, 10,845.72 and 4,716 is: 6,506.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.60 : 10,845.72 = 4,716 : x
  2. Step 2: Convert to fraction form
    7,860.60/10,845.72 = 4,716/x
  3. Step 3: Cross multiply
    7,860.60x = 10,845.72 × 4,716
  4. Step 4: Simplify right side
    7,860.60x = 51,148,415.52
  5. Step 5: Solve for x
    x = 51,148,415.52/7,860.60
  6. Step 6: Final answer
    x = 6,506.94

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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.