Home / 9,477.18-14,217.78-2,903.16

Finding the Fourth Proportional to 9,477.18, 14,217.78 and 2,903.16

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Solution

The fourth proportional to 9,477.18, 14,217.78 and 2,903.16 is: 4,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.18 : 14,217.78 = 2,903.16 : x
  2. Step 2: Convert to fraction form
    9,477.18/14,217.78 = 2,903.16/x
  3. Step 3: Cross multiply
    9,477.18x = 14,217.78 × 2,903.16
  4. Step 4: Simplify right side
    9,477.18x = 41,276,490.18
  5. Step 5: Solve for x
    x = 41,276,490.18/9,477.18
  6. Step 6: Final answer
    x = 4,355.36

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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.