Home / 8,024.77-11,075.70-5,376.78

Finding the Fourth Proportional to 8,024.77, 11,075.70 and 5,376.78

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Solution

The fourth proportional to 8,024.77, 11,075.70 and 5,376.78 is: 7,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024.77 : 11,075.70 = 5,376.78 : x
  2. Step 2: Convert to fraction form
    8,024.77/11,075.70 = 5,376.78/x
  3. Step 3: Cross multiply
    8,024.77x = 11,075.70 × 5,376.78
  4. Step 4: Simplify right side
    8,024.77x = 59,551,560.71
  5. Step 5: Solve for x
    x = 59,551,560.71/8,024.77
  6. Step 6: Final answer
    x = 7,420.97

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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.