Home / 7,392.06-11,073.51-6,779.70

Finding the Fourth Proportional to 7,392.06, 11,073.51 and 6,779.70

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Solution

The fourth proportional to 7,392.06, 11,073.51 and 6,779.70 is: 10,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.06 : 11,073.51 = 6,779.70 : x
  2. Step 2: Convert to fraction form
    7,392.06/11,073.51 = 6,779.70/x
  3. Step 3: Cross multiply
    7,392.06x = 11,073.51 × 6,779.70
  4. Step 4: Simplify right side
    7,392.06x = 75,075,075.75
  5. Step 5: Solve for x
    x = 75,075,075.75/7,392.06
  6. Step 6: Final answer
    x = 10,156.18

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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.