Home / 9,988.22-14,985.58-4,794.50

Finding the Fourth Proportional to 9,988.22, 14,985.58 and 4,794.50

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Solution

The fourth proportional to 9,988.22, 14,985.58 and 4,794.50 is: 7,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.22 : 14,985.58 = 4,794.50 : x
  2. Step 2: Convert to fraction form
    9,988.22/14,985.58 = 4,794.50/x
  3. Step 3: Cross multiply
    9,988.22x = 14,985.58 × 4,794.50
  4. Step 4: Simplify right side
    9,988.22x = 71,848,363.31
  5. Step 5: Solve for x
    x = 71,848,363.31/9,988.22
  6. Step 6: Final answer
    x = 7,193.31

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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.