Home / 11,547.40-17,289.81-5,989.08

Finding the Fourth Proportional to 11,547.40, 17,289.81 and 5,989.08

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Solution

The fourth proportional to 11,547.40, 17,289.81 and 5,989.08 is: 8,967.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.40 : 17,289.81 = 5,989.08 : x
  2. Step 2: Convert to fraction form
    11,547.40/17,289.81 = 5,989.08/x
  3. Step 3: Cross multiply
    11,547.40x = 17,289.81 × 5,989.08
  4. Step 4: Simplify right side
    11,547.40x = 103,550,055.27
  5. Step 5: Solve for x
    x = 103,550,055.27/11,547.40
  6. Step 6: Final answer
    x = 8,967.39

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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.