Home / 8,262.51-12,394.20-6,291.24

Finding the Fourth Proportional to 8,262.51, 12,394.20 and 6,291.24

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Solution

The fourth proportional to 8,262.51, 12,394.20 and 6,291.24 is: 9,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.51 : 12,394.20 = 6,291.24 : x
  2. Step 2: Convert to fraction form
    8,262.51/12,394.20 = 6,291.24/x
  3. Step 3: Cross multiply
    8,262.51x = 12,394.20 × 6,291.24
  4. Step 4: Simplify right side
    8,262.51x = 77,974,886.81
  5. Step 5: Solve for x
    x = 77,974,886.81/8,262.51
  6. Step 6: Final answer
    x = 9,437.19

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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.