Home / 10,526.34-15,783.71-4,284.75

Finding the Fourth Proportional to 10,526.34, 15,783.71 and 4,284.75

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Solution

The fourth proportional to 10,526.34, 15,783.71 and 4,284.75 is: 6,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.34 : 15,783.71 = 4,284.75 : x
  2. Step 2: Convert to fraction form
    10,526.34/15,783.71 = 4,284.75/x
  3. Step 3: Cross multiply
    10,526.34x = 15,783.71 × 4,284.75
  4. Step 4: Simplify right side
    10,526.34x = 67,629,230.00
  5. Step 5: Solve for x
    x = 67,629,230.00/10,526.34
  6. Step 6: Final answer
    x = 6,424.76

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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.