Home / 6,984.45-10,483.57-5,130.36

Finding the Fourth Proportional to 6,984.45, 10,483.57 and 5,130.36

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Solution

The fourth proportional to 6,984.45, 10,483.57 and 5,130.36 is: 7,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.45 : 10,483.57 = 5,130.36 : x
  2. Step 2: Convert to fraction form
    6,984.45/10,483.57 = 5,130.36/x
  3. Step 3: Cross multiply
    6,984.45x = 10,483.57 × 5,130.36
  4. Step 4: Simplify right side
    6,984.45x = 53,784,488.74
  5. Step 5: Solve for x
    x = 53,784,488.74/6,984.45
  6. Step 6: Final answer
    x = 7,700.60

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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.