Home / 9,429.12-13,001.51-6,021.65

Finding the Fourth Proportional to 9,429.12, 13,001.51 and 6,021.65

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Solution

The fourth proportional to 9,429.12, 13,001.51 and 6,021.65 is: 8,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.12 : 13,001.51 = 6,021.65 : x
  2. Step 2: Convert to fraction form
    9,429.12/13,001.51 = 6,021.65/x
  3. Step 3: Cross multiply
    9,429.12x = 13,001.51 × 6,021.65
  4. Step 4: Simplify right side
    9,429.12x = 78,290,567.67
  5. Step 5: Solve for x
    x = 78,290,567.67/9,429.12
  6. Step 6: Final answer
    x = 8,303.06

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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.