Home / 10,430.85-14,394.33-5,650.60

Finding the Fourth Proportional to 10,430.85, 14,394.33 and 5,650.60

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Solution

The fourth proportional to 10,430.85, 14,394.33 and 5,650.60 is: 7,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.85 : 14,394.33 = 5,650.60 : x
  2. Step 2: Convert to fraction form
    10,430.85/14,394.33 = 5,650.60/x
  3. Step 3: Cross multiply
    10,430.85x = 14,394.33 × 5,650.60
  4. Step 4: Simplify right side
    10,430.85x = 81,336,601.10
  5. Step 5: Solve for x
    x = 81,336,601.10/10,430.85
  6. Step 6: Final answer
    x = 7,797.70

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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.