Home / 6,900.03-9,518.81-4,246.47

Finding the Fourth Proportional to 6,900.03, 9,518.81 and 4,246.47

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Solution

The fourth proportional to 6,900.03, 9,518.81 and 4,246.47 is: 5,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.03 : 9,518.81 = 4,246.47 : x
  2. Step 2: Convert to fraction form
    6,900.03/9,518.81 = 4,246.47/x
  3. Step 3: Cross multiply
    6,900.03x = 9,518.81 × 4,246.47
  4. Step 4: Simplify right side
    6,900.03x = 40,421,319.87
  5. Step 5: Solve for x
    x = 40,421,319.87/6,900.03
  6. Step 6: Final answer
    x = 5,858.14

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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.