Home / 7,985.04-11,021.04-5,336.88

Finding the Fourth Proportional to 7,985.04, 11,021.04 and 5,336.88

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Solution

The fourth proportional to 7,985.04, 11,021.04 and 5,336.88 is: 7,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985.04 : 11,021.04 = 5,336.88 : x
  2. Step 2: Convert to fraction form
    7,985.04/11,021.04 = 5,336.88/x
  3. Step 3: Cross multiply
    7,985.04x = 11,021.04 × 5,336.88
  4. Step 4: Simplify right side
    7,985.04x = 58,817,967.96
  5. Step 5: Solve for x
    x = 58,817,967.96/7,985.04
  6. Step 6: Final answer
    x = 7,366.02

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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.