Home / 9,985.17-14,981.28-4,438.01

Finding the Fourth Proportional to 9,985.17, 14,981.28 and 4,438.01

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Solution

The fourth proportional to 9,985.17, 14,981.28 and 4,438.01 is: 6,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985.17 : 14,981.28 = 4,438.01 : x
  2. Step 2: Convert to fraction form
    9,985.17/14,981.28 = 4,438.01/x
  3. Step 3: Cross multiply
    9,985.17x = 14,981.28 × 4,438.01
  4. Step 4: Simplify right side
    9,985.17x = 66,486,995.55
  5. Step 5: Solve for x
    x = 66,486,995.55/9,985.17
  6. Step 6: Final answer
    x = 6,658.57

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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.