Home / 10,458.42-14,430.78-6,266.76

Finding the Fourth Proportional to 10,458.42, 14,430.78 and 6,266.76

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Solution

The fourth proportional to 10,458.42, 14,430.78 and 6,266.76 is: 8,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.42 : 14,430.78 = 6,266.76 : x
  2. Step 2: Convert to fraction form
    10,458.42/14,430.78 = 6,266.76/x
  3. Step 3: Cross multiply
    10,458.42x = 14,430.78 × 6,266.76
  4. Step 4: Simplify right side
    10,458.42x = 90,434,234.87
  5. Step 5: Solve for x
    x = 90,434,234.87/10,458.42
  6. Step 6: Final answer
    x = 8,647.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.