Home / 6,984.78-10,475.55-2,053.10

Finding the Fourth Proportional to 6,984.78, 10,475.55 and 2,053.10

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Solution

The fourth proportional to 6,984.78, 10,475.55 and 2,053.10 is: 3,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.78 : 10,475.55 = 2,053.10 : x
  2. Step 2: Convert to fraction form
    6,984.78/10,475.55 = 2,053.10/x
  3. Step 3: Cross multiply
    6,984.78x = 10,475.55 × 2,053.10
  4. Step 4: Simplify right side
    6,984.78x = 21,507,299.33
  5. Step 5: Solve for x
    x = 21,507,299.33/6,984.78
  6. Step 6: Final answer
    x = 3,079.17

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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.