Home / 9,386.24-14,080.20-5,488.40

Finding the Fourth Proportional to 9,386.24, 14,080.20 and 5,488.40

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Solution

The fourth proportional to 9,386.24, 14,080.20 and 5,488.40 is: 8,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.24 : 14,080.20 = 5,488.40 : x
  2. Step 2: Convert to fraction form
    9,386.24/14,080.20 = 5,488.40/x
  3. Step 3: Cross multiply
    9,386.24x = 14,080.20 × 5,488.40
  4. Step 4: Simplify right side
    9,386.24x = 77,277,769.68
  5. Step 5: Solve for x
    x = 77,277,769.68/9,386.24
  6. Step 6: Final answer
    x = 8,233.09

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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.