Home / 4,802.68-6,628.80-4,015.36

Finding the Fourth Proportional to 4,802.68, 6,628.80 and 4,015.36

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Solution

The fourth proportional to 4,802.68, 6,628.80 and 4,015.36 is: 5,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.68 : 6,628.80 = 4,015.36 : x
  2. Step 2: Convert to fraction form
    4,802.68/6,628.80 = 4,015.36/x
  3. Step 3: Cross multiply
    4,802.68x = 6,628.80 × 4,015.36
  4. Step 4: Simplify right side
    4,802.68x = 26,617,018.37
  5. Step 5: Solve for x
    x = 26,617,018.37/4,802.68
  6. Step 6: Final answer
    x = 5,542.12

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1.5x scale

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.