Home / 8,403.03-11,595.57-4,999.84

Finding the Fourth Proportional to 8,403.03, 11,595.57 and 4,999.84

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Solution

The fourth proportional to 8,403.03, 11,595.57 and 4,999.84 is: 6,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.03 : 11,595.57 = 4,999.84 : x
  2. Step 2: Convert to fraction form
    8,403.03/11,595.57 = 4,999.84/x
  3. Step 3: Cross multiply
    8,403.03x = 11,595.57 × 4,999.84
  4. Step 4: Simplify right side
    8,403.03x = 57,975,994.71
  5. Step 5: Solve for x
    x = 57,975,994.71/8,403.03
  6. Step 6: Final answer
    x = 6,899.42

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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.