Home / 11,483.04-15,848.33-7,009.40

Finding the Fourth Proportional to 11,483.04, 15,848.33 and 7,009.40

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Solution

The fourth proportional to 11,483.04, 15,848.33 and 7,009.40 is: 9,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.04 : 15,848.33 = 7,009.40 : x
  2. Step 2: Convert to fraction form
    11,483.04/15,848.33 = 7,009.40/x
  3. Step 3: Cross multiply
    11,483.04x = 15,848.33 × 7,009.40
  4. Step 4: Simplify right side
    11,483.04x = 111,087,284.30
  5. Step 5: Solve for x
    x = 111,087,284.30/11,483.04
  6. Step 6: Final answer
    x = 9,674.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.