Home / 10,677.47-15,977.93-6,518.52

Finding the Fourth Proportional to 10,677.47, 15,977.93 and 6,518.52

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Solution

The fourth proportional to 10,677.47, 15,977.93 and 6,518.52 is: 9,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677.47 : 15,977.93 = 6,518.52 : x
  2. Step 2: Convert to fraction form
    10,677.47/15,977.93 = 6,518.52/x
  3. Step 3: Cross multiply
    10,677.47x = 15,977.93 × 6,518.52
  4. Step 4: Simplify right side
    10,677.47x = 104,152,423.67
  5. Step 5: Solve for x
    x = 104,152,423.67/10,677.47
  6. Step 6: Final answer
    x = 9,754.41

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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.