Home / 8,017.17-12,030.27-4,319.31

Finding the Fourth Proportional to 8,017.17, 12,030.27 and 4,319.31

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Solution

The fourth proportional to 8,017.17, 12,030.27 and 4,319.31 is: 6,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.17 : 12,030.27 = 4,319.31 : x
  2. Step 2: Convert to fraction form
    8,017.17/12,030.27 = 4,319.31/x
  3. Step 3: Cross multiply
    8,017.17x = 12,030.27 × 4,319.31
  4. Step 4: Simplify right side
    8,017.17x = 51,962,465.51
  5. Step 5: Solve for x
    x = 51,962,465.51/8,017.17
  6. Step 6: Final answer
    x = 6,481.40

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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.