Home / 10,017.08-15,009.21-6,506.94

Finding the Fourth Proportional to 10,017.08, 15,009.21 and 6,506.94

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Solution

The fourth proportional to 10,017.08, 15,009.21 and 6,506.94 is: 9,749.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017.08 : 15,009.21 = 6,506.94 : x
  2. Step 2: Convert to fraction form
    10,017.08/15,009.21 = 6,506.94/x
  3. Step 3: Cross multiply
    10,017.08x = 15,009.21 × 6,506.94
  4. Step 4: Simplify right side
    10,017.08x = 97,664,028.92
  5. Step 5: Solve for x
    x = 97,664,028.92/10,017.08
  6. Step 6: Final answer
    x = 9,749.76

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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.