Home / 8,030.05-11,078.77-4,670.10

Finding the Fourth Proportional to 8,030.05, 11,078.77 and 4,670.10

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Solution

The fourth proportional to 8,030.05, 11,078.77 and 4,670.10 is: 6,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.05 : 11,078.77 = 4,670.10 : x
  2. Step 2: Convert to fraction form
    8,030.05/11,078.77 = 4,670.10/x
  3. Step 3: Cross multiply
    8,030.05x = 11,078.77 × 4,670.10
  4. Step 4: Simplify right side
    8,030.05x = 51,738,963.78
  5. Step 5: Solve for x
    x = 51,738,963.78/8,030.05
  6. Step 6: Final answer
    x = 6,443.17

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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.