Home / 6,907.23-10,362.59-1,977.30

Finding the Fourth Proportional to 6,907.23, 10,362.59 and 1,977.30

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Solution

The fourth proportional to 6,907.23, 10,362.59 and 1,977.30 is: 2,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.23 : 10,362.59 = 1,977.30 : x
  2. Step 2: Convert to fraction form
    6,907.23/10,362.59 = 1,977.30/x
  3. Step 3: Cross multiply
    6,907.23x = 10,362.59 × 1,977.30
  4. Step 4: Simplify right side
    6,907.23x = 20,489,939.32
  5. Step 5: Solve for x
    x = 20,489,939.32/6,907.23
  6. Step 6: Final answer
    x = 2,966.45

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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.