Home / 7,820.52-10,792.46-4,283.51

Finding the Fourth Proportional to 7,820.52, 10,792.46 and 4,283.51

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Solution

The fourth proportional to 7,820.52, 10,792.46 and 4,283.51 is: 5,911.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.52 : 10,792.46 = 4,283.51 : x
  2. Step 2: Convert to fraction form
    7,820.52/10,792.46 = 4,283.51/x
  3. Step 3: Cross multiply
    7,820.52x = 10,792.46 × 4,283.51
  4. Step 4: Simplify right side
    7,820.52x = 46,229,594.06
  5. Step 5: Solve for x
    x = 46,229,594.06/7,820.52
  6. Step 6: Final answer
    x = 5,911.32

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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.