Home / 10,055.31-13,876.70-6,075.65

Finding the Fourth Proportional to 10,055.31, 13,876.70 and 6,075.65

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Solution

The fourth proportional to 10,055.31, 13,876.70 and 6,075.65 is: 8,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.31 : 13,876.70 = 6,075.65 : x
  2. Step 2: Convert to fraction form
    10,055.31/13,876.70 = 6,075.65/x
  3. Step 3: Cross multiply
    10,055.31x = 13,876.70 × 6,075.65
  4. Step 4: Simplify right side
    10,055.31x = 84,310,007.05
  5. Step 5: Solve for x
    x = 84,310,007.05/10,055.31
  6. Step 6: Final answer
    x = 8,384.63

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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.