Home / 7,987.06-11,024.58-4,630.69

Finding the Fourth Proportional to 7,987.06, 11,024.58 and 4,630.69

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Solution

The fourth proportional to 7,987.06, 11,024.58 and 4,630.69 is: 6,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987.06 : 11,024.58 = 4,630.69 : x
  2. Step 2: Convert to fraction form
    7,987.06/11,024.58 = 4,630.69/x
  3. Step 3: Cross multiply
    7,987.06x = 11,024.58 × 4,630.69
  4. Step 4: Simplify right side
    7,987.06x = 51,051,412.36
  5. Step 5: Solve for x
    x = 51,051,412.36/7,987.06
  6. Step 6: Final answer
    x = 6,391.77

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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.