Home / 6,017.21-8,307.66-5,386.66

Finding the Fourth Proportional to 6,017.21, 8,307.66 and 5,386.66

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Solution

The fourth proportional to 6,017.21, 8,307.66 and 5,386.66 is: 7,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,017.21 : 8,307.66 = 5,386.66 : x
  2. Step 2: Convert to fraction form
    6,017.21/8,307.66 = 5,386.66/x
  3. Step 3: Cross multiply
    6,017.21x = 8,307.66 × 5,386.66
  4. Step 4: Simplify right side
    6,017.21x = 44,750,539.82
  5. Step 5: Solve for x
    x = 44,750,539.82/6,017.21
  6. Step 6: Final answer
    x = 7,437.09

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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.