Home / 8,203.59-11,317.40-5,017.03

Finding the Fourth Proportional to 8,203.59, 11,317.40 and 5,017.03

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Solution

The fourth proportional to 8,203.59, 11,317.40 and 5,017.03 is: 6,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.59 : 11,317.40 = 5,017.03 : x
  2. Step 2: Convert to fraction form
    8,203.59/11,317.40 = 5,017.03/x
  3. Step 3: Cross multiply
    8,203.59x = 11,317.40 × 5,017.03
  4. Step 4: Simplify right side
    8,203.59x = 56,779,700.76
  5. Step 5: Solve for x
    x = 56,779,700.76/8,203.59
  6. Step 6: Final answer
    x = 6,921.32

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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.