Home / 7,102.04-10,652.18-1,908.32

Finding the Fourth Proportional to 7,102.04, 10,652.18 and 1,908.32

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Solution

The fourth proportional to 7,102.04, 10,652.18 and 1,908.32 is: 2,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102.04 : 10,652.18 = 1,908.32 : x
  2. Step 2: Convert to fraction form
    7,102.04/10,652.18 = 1,908.32/x
  3. Step 3: Cross multiply
    7,102.04x = 10,652.18 × 1,908.32
  4. Step 4: Simplify right side
    7,102.04x = 20,327,768.14
  5. Step 5: Solve for x
    x = 20,327,768.14/7,102.04
  6. Step 6: Final answer
    x = 2,862.24

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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.