Home / 9,969.21-14,953.75-5,529.60

Finding the Fourth Proportional to 9,969.21, 14,953.75 and 5,529.60

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Solution

The fourth proportional to 9,969.21, 14,953.75 and 5,529.60 is: 8,294.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.21 : 14,953.75 = 5,529.60 : x
  2. Step 2: Convert to fraction form
    9,969.21/14,953.75 = 5,529.60/x
  3. Step 3: Cross multiply
    9,969.21x = 14,953.75 × 5,529.60
  4. Step 4: Simplify right side
    9,969.21x = 82,688,242.18
  5. Step 5: Solve for x
    x = 82,688,242.18/9,969.21
  6. Step 6: Final answer
    x = 8,294.36

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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.