Home / 9,001.23-12,421.65-5,022.34

Finding the Fourth Proportional to 9,001.23, 12,421.65 and 5,022.34

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Solution

The fourth proportional to 9,001.23, 12,421.65 and 5,022.34 is: 6,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.23 : 12,421.65 = 5,022.34 : x
  2. Step 2: Convert to fraction form
    9,001.23/12,421.65 = 5,022.34/x
  3. Step 3: Cross multiply
    9,001.23x = 12,421.65 × 5,022.34
  4. Step 4: Simplify right side
    9,001.23x = 62,385,749.66
  5. Step 5: Solve for x
    x = 62,385,749.66/9,001.23
  6. Step 6: Final answer
    x = 6,930.80

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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.