Home / 9,044.84-12,485.76-5,509.28

Finding the Fourth Proportional to 9,044.84, 12,485.76 and 5,509.28

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Solution

The fourth proportional to 9,044.84, 12,485.76 and 5,509.28 is: 7,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.84 : 12,485.76 = 5,509.28 : x
  2. Step 2: Convert to fraction form
    9,044.84/12,485.76 = 5,509.28/x
  3. Step 3: Cross multiply
    9,044.84x = 12,485.76 × 5,509.28
  4. Step 4: Simplify right side
    9,044.84x = 68,787,547.85
  5. Step 5: Solve for x
    x = 68,787,547.85/9,044.84
  6. Step 6: Final answer
    x = 7,605.17

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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.