Home / 6,300.78-9,444.48-3,009.36

Finding the Fourth Proportional to 6,300.78, 9,444.48 and 3,009.36

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Solution

The fourth proportional to 6,300.78, 9,444.48 and 3,009.36 is: 4,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.78 : 9,444.48 = 3,009.36 : x
  2. Step 2: Convert to fraction form
    6,300.78/9,444.48 = 3,009.36/x
  3. Step 3: Cross multiply
    6,300.78x = 9,444.48 × 3,009.36
  4. Step 4: Simplify right side
    6,300.78x = 28,421,840.33
  5. Step 5: Solve for x
    x = 28,421,840.33/6,300.78
  6. Step 6: Final answer
    x = 4,510.84

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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.