Home / 9,955.63-14,928.40-5,571.91

Finding the Fourth Proportional to 9,955.63, 14,928.40 and 5,571.91

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Solution

The fourth proportional to 9,955.63, 14,928.40 and 5,571.91 is: 8,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.63 : 14,928.40 = 5,571.91 : x
  2. Step 2: Convert to fraction form
    9,955.63/14,928.40 = 5,571.91/x
  3. Step 3: Cross multiply
    9,955.63x = 14,928.40 × 5,571.91
  4. Step 4: Simplify right side
    9,955.63x = 83,179,701.24
  5. Step 5: Solve for x
    x = 83,179,701.24/9,955.63
  6. Step 6: Final answer
    x = 8,355.04

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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.