Home / 9,402.36-14,105.40-4,208.28

Finding the Fourth Proportional to 9,402.36, 14,105.40 and 4,208.28

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Solution

The fourth proportional to 9,402.36, 14,105.40 and 4,208.28 is: 6,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.36 : 14,105.40 = 4,208.28 : x
  2. Step 2: Convert to fraction form
    9,402.36/14,105.40 = 4,208.28/x
  3. Step 3: Cross multiply
    9,402.36x = 14,105.40 × 4,208.28
  4. Step 4: Simplify right side
    9,402.36x = 59,359,472.71
  5. Step 5: Solve for x
    x = 59,359,472.71/9,402.36
  6. Step 6: Final answer
    x = 6,313.25

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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.