Home / 12,237.04-18,352.89-5,656.99

Finding the Fourth Proportional to 12,237.04, 18,352.89 and 5,656.99

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Solution

The fourth proportional to 12,237.04, 18,352.89 and 5,656.99 is: 8,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.04 : 18,352.89 = 5,656.99 : x
  2. Step 2: Convert to fraction form
    12,237.04/18,352.89 = 5,656.99/x
  3. Step 3: Cross multiply
    12,237.04x = 18,352.89 × 5,656.99
  4. Step 4: Simplify right side
    12,237.04x = 103,822,115.20
  5. Step 5: Solve for x
    x = 103,822,115.20/12,237.04
  6. Step 6: Final answer
    x = 8,484.25

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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.