Home / 9,225.30-13,835.70-4,290.24

Finding the Fourth Proportional to 9,225.30, 13,835.70 and 4,290.24

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Solution

The fourth proportional to 9,225.30, 13,835.70 and 4,290.24 is: 6,434.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.30 : 13,835.70 = 4,290.24 : x
  2. Step 2: Convert to fraction form
    9,225.30/13,835.70 = 4,290.24/x
  3. Step 3: Cross multiply
    9,225.30x = 13,835.70 × 4,290.24
  4. Step 4: Simplify right side
    9,225.30x = 59,358,473.57
  5. Step 5: Solve for x
    x = 59,358,473.57/9,225.30
  6. Step 6: Final answer
    x = 6,434.31

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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.