Home / 10,323.45-15,491.25-4,084.07

Finding the Fourth Proportional to 10,323.45, 15,491.25 and 4,084.07

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Solution

The fourth proportional to 10,323.45, 15,491.25 and 4,084.07 is: 6,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.45 : 15,491.25 = 4,084.07 : x
  2. Step 2: Convert to fraction form
    10,323.45/15,491.25 = 4,084.07/x
  3. Step 3: Cross multiply
    10,323.45x = 15,491.25 × 4,084.07
  4. Step 4: Simplify right side
    10,323.45x = 63,267,271.93
  5. Step 5: Solve for x
    x = 63,267,271.93/10,323.45
  6. Step 6: Final answer
    x = 6,128.50

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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.