Home / 8,433.19-12,651.95-2,590.39

Finding the Fourth Proportional to 8,433.19, 12,651.95 and 2,590.39

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Solution

The fourth proportional to 8,433.19, 12,651.95 and 2,590.39 is: 3,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.19 : 12,651.95 = 2,590.39 : x
  2. Step 2: Convert to fraction form
    8,433.19/12,651.95 = 2,590.39/x
  3. Step 3: Cross multiply
    8,433.19x = 12,651.95 × 2,590.39
  4. Step 4: Simplify right side
    8,433.19x = 32,773,471.81
  5. Step 5: Solve for x
    x = 32,773,471.81/8,433.19
  6. Step 6: Final answer
    x = 3,886.25

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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.