Home / 6,989.56-10,475.20-6,009.04

Finding the Fourth Proportional to 6,989.56, 10,475.20 and 6,009.04

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Solution

The fourth proportional to 6,989.56, 10,475.20 and 6,009.04 is: 9,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.56 : 10,475.20 = 6,009.04 : x
  2. Step 2: Convert to fraction form
    6,989.56/10,475.20 = 6,009.04/x
  3. Step 3: Cross multiply
    6,989.56x = 10,475.20 × 6,009.04
  4. Step 4: Simplify right side
    6,989.56x = 62,945,895.81
  5. Step 5: Solve for x
    x = 62,945,895.81/6,989.56
  6. Step 6: Final answer
    x = 9,005.70

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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.