Home / 8,030.20-12,026.58-7,808.71

Finding the Fourth Proportional to 8,030.20, 12,026.58 and 7,808.71

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Solution

The fourth proportional to 8,030.20, 12,026.58 and 7,808.71 is: 11,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.20 : 12,026.58 = 7,808.71 : x
  2. Step 2: Convert to fraction form
    8,030.20/12,026.58 = 7,808.71/x
  3. Step 3: Cross multiply
    8,030.20x = 12,026.58 × 7,808.71
  4. Step 4: Simplify right side
    8,030.20x = 93,912,075.51
  5. Step 5: Solve for x
    x = 93,912,075.51/8,030.20
  6. Step 6: Final answer
    x = 11,694.86

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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.