Home / 9,688.14-14,530.86-3,114.90

Finding the Fourth Proportional to 9,688.14, 14,530.86 and 3,114.90

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Solution

The fourth proportional to 9,688.14, 14,530.86 and 3,114.90 is: 4,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.14 : 14,530.86 = 3,114.90 : x
  2. Step 2: Convert to fraction form
    9,688.14/14,530.86 = 3,114.90/x
  3. Step 3: Cross multiply
    9,688.14x = 14,530.86 × 3,114.90
  4. Step 4: Simplify right side
    9,688.14x = 45,262,175.81
  5. Step 5: Solve for x
    x = 45,262,175.81/9,688.14
  6. Step 6: Final answer
    x = 4,671.92

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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.