Home / 7,680.05-10,598.40-4,323.48

Finding the Fourth Proportional to 7,680.05, 10,598.40 and 4,323.48

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Solution

The fourth proportional to 7,680.05, 10,598.40 and 4,323.48 is: 5,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.05 : 10,598.40 = 4,323.48 : x
  2. Step 2: Convert to fraction form
    7,680.05/10,598.40 = 4,323.48/x
  3. Step 3: Cross multiply
    7,680.05x = 10,598.40 × 4,323.48
  4. Step 4: Simplify right side
    7,680.05x = 45,821,970.43
  5. Step 5: Solve for x
    x = 45,821,970.43/7,680.05
  6. Step 6: Final answer
    x = 5,966.37

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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.