Home / 10,291.29-15,436.58-4,364.36

Finding the Fourth Proportional to 10,291.29, 15,436.58 and 4,364.36

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Solution

The fourth proportional to 10,291.29, 15,436.58 and 4,364.36 is: 6,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.29 : 15,436.58 = 4,364.36 : x
  2. Step 2: Convert to fraction form
    10,291.29/15,436.58 = 4,364.36/x
  3. Step 3: Cross multiply
    10,291.29x = 15,436.58 × 4,364.36
  4. Step 4: Simplify right side
    10,291.29x = 67,370,838.00
  5. Step 5: Solve for x
    x = 67,370,838.00/10,291.29
  6. Step 6: Final answer
    x = 6,546.39

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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.