Home / 5,628.96-7,763.95-4,300.36

Finding the Fourth Proportional to 5,628.96, 7,763.95 and 4,300.36

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Solution

The fourth proportional to 5,628.96, 7,763.95 and 4,300.36 is: 5,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.96 : 7,763.95 = 4,300.36 : x
  2. Step 2: Convert to fraction form
    5,628.96/7,763.95 = 4,300.36/x
  3. Step 3: Cross multiply
    5,628.96x = 7,763.95 × 4,300.36
  4. Step 4: Simplify right side
    5,628.96x = 33,387,769.68
  5. Step 5: Solve for x
    x = 33,387,769.68/5,628.96
  6. Step 6: Final answer
    x = 5,931.42

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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.