Home / 7,562.95-10,436.78-4,206.05

Finding the Fourth Proportional to 7,562.95, 10,436.78 and 4,206.05

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Solution

The fourth proportional to 7,562.95, 10,436.78 and 4,206.05 is: 5,804.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.95 : 10,436.78 = 4,206.05 : x
  2. Step 2: Convert to fraction form
    7,562.95/10,436.78 = 4,206.05/x
  3. Step 3: Cross multiply
    7,562.95x = 10,436.78 × 4,206.05
  4. Step 4: Simplify right side
    7,562.95x = 43,897,674.70
  5. Step 5: Solve for x
    x = 43,897,674.70/7,562.95
  6. Step 6: Final answer
    x = 5,804.31

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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.