Home / 7,656.04-11,484.08-2,109.44

Finding the Fourth Proportional to 7,656.04, 11,484.08 and 2,109.44

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Solution

The fourth proportional to 7,656.04, 11,484.08 and 2,109.44 is: 3,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.04 : 11,484.08 = 2,109.44 : x
  2. Step 2: Convert to fraction form
    7,656.04/11,484.08 = 2,109.44/x
  3. Step 3: Cross multiply
    7,656.04x = 11,484.08 × 2,109.44
  4. Step 4: Simplify right side
    7,656.04x = 24,224,977.72
  5. Step 5: Solve for x
    x = 24,224,977.72/7,656.04
  6. Step 6: Final answer
    x = 3,164.17

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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.