Home / 9,488.90-14,238.50-3,946.07

Finding the Fourth Proportional to 9,488.90, 14,238.50 and 3,946.07

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Solution

The fourth proportional to 9,488.90, 14,238.50 and 3,946.07 is: 5,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488.90 : 14,238.50 = 3,946.07 : x
  2. Step 2: Convert to fraction form
    9,488.90/14,238.50 = 3,946.07/x
  3. Step 3: Cross multiply
    9,488.90x = 14,238.50 × 3,946.07
  4. Step 4: Simplify right side
    9,488.90x = 56,186,133.56
  5. Step 5: Solve for x
    x = 56,186,133.56/9,488.90
  6. Step 6: Final answer
    x = 5,921.25

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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.