Home / 9,430.34-14,120.73-6,641.91

Finding the Fourth Proportional to 9,430.34, 14,120.73 and 6,641.91

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Solution

The fourth proportional to 9,430.34, 14,120.73 and 6,641.91 is: 9,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.34 : 14,120.73 = 6,641.91 : x
  2. Step 2: Convert to fraction form
    9,430.34/14,120.73 = 6,641.91/x
  3. Step 3: Cross multiply
    9,430.34x = 14,120.73 × 6,641.91
  4. Step 4: Simplify right side
    9,430.34x = 93,788,617.79
  5. Step 5: Solve for x
    x = 93,788,617.79/9,430.34
  6. Step 6: Final answer
    x = 9,945.42

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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.