Home / 6,740.48-10,112.64-2,580.48

Finding the Fourth Proportional to 6,740.48, 10,112.64 and 2,580.48

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Solution

The fourth proportional to 6,740.48, 10,112.64 and 2,580.48 is: 3,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.48 : 10,112.64 = 2,580.48 : x
  2. Step 2: Convert to fraction form
    6,740.48/10,112.64 = 2,580.48/x
  3. Step 3: Cross multiply
    6,740.48x = 10,112.64 × 2,580.48
  4. Step 4: Simplify right side
    6,740.48x = 26,095,465.27
  5. Step 5: Solve for x
    x = 26,095,465.27/6,740.48
  6. Step 6: Final answer
    x = 3,871.46

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1.5x scale

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.