Home / 7,302.50-10,075.80-4,318.46

Finding the Fourth Proportional to 7,302.50, 10,075.80 and 4,318.46

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Solution

The fourth proportional to 7,302.50, 10,075.80 and 4,318.46 is: 5,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.50 : 10,075.80 = 4,318.46 : x
  2. Step 2: Convert to fraction form
    7,302.50/10,075.80 = 4,318.46/x
  3. Step 3: Cross multiply
    7,302.50x = 10,075.80 × 4,318.46
  4. Step 4: Simplify right side
    7,302.50x = 43,511,939.27
  5. Step 5: Solve for x
    x = 43,511,939.27/7,302.50
  6. Step 6: Final answer
    x = 5,958.50

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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.