Home / 10,590.75-14,615.24-6,398.19

Finding the Fourth Proportional to 10,590.75, 14,615.24 and 6,398.19

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Solution

The fourth proportional to 10,590.75, 14,615.24 and 6,398.19 is: 8,829.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.75 : 14,615.24 = 6,398.19 : x
  2. Step 2: Convert to fraction form
    10,590.75/14,615.24 = 6,398.19/x
  3. Step 3: Cross multiply
    10,590.75x = 14,615.24 × 6,398.19
  4. Step 4: Simplify right side
    10,590.75x = 93,511,050.42
  5. Step 5: Solve for x
    x = 93,511,050.42/10,590.75
  6. Step 6: Final answer
    x = 8,829.50

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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.