Home / 4,688.80-6,465.90-3,009.94

Finding the Fourth Proportional to 4,688.80, 6,465.90 and 3,009.94

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Solution

The fourth proportional to 4,688.80, 6,465.90 and 3,009.94 is: 4,150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.80 : 6,465.90 = 3,009.94 : x
  2. Step 2: Convert to fraction form
    4,688.80/6,465.90 = 3,009.94/x
  3. Step 3: Cross multiply
    4,688.80x = 6,465.90 × 3,009.94
  4. Step 4: Simplify right side
    4,688.80x = 19,461,971.05
  5. Step 5: Solve for x
    x = 19,461,971.05/4,688.80
  6. Step 6: Final answer
    x = 4,150.74

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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.