Home / 4,845.60-7,271.58-2,655.86

Finding the Fourth Proportional to 4,845.60, 7,271.58 and 2,655.86

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Solution

The fourth proportional to 4,845.60, 7,271.58 and 2,655.86 is: 3,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.60 : 7,271.58 = 2,655.86 : x
  2. Step 2: Convert to fraction form
    4,845.60/7,271.58 = 2,655.86/x
  3. Step 3: Cross multiply
    4,845.60x = 7,271.58 × 2,655.86
  4. Step 4: Simplify right side
    4,845.60x = 19,312,298.46
  5. Step 5: Solve for x
    x = 19,312,298.46/4,845.60
  6. Step 6: Final answer
    x = 3,985.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.