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Finding the Fourth Proportional to 8,985.01, 13,483.65 and 4,605.55

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Solution

The fourth proportional to 8,985.01, 13,483.65 and 4,605.55 is: 6,911.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.01 : 13,483.65 = 4,605.55 : x
  2. Step 2: Convert to fraction form
    8,985.01/13,483.65 = 4,605.55/x
  3. Step 3: Cross multiply
    8,985.01x = 13,483.65 × 4,605.55
  4. Step 4: Simplify right side
    8,985.01x = 62,099,624.26
  5. Step 5: Solve for x
    x = 62,099,624.26/8,985.01
  6. Step 6: Final answer
    x = 6,911.47

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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.