Home / 9,617.18-14,341.80-8,555.27

Finding the Fourth Proportional to 9,617.18, 14,341.80 and 8,555.27

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Solution

The fourth proportional to 9,617.18, 14,341.80 and 8,555.27 is: 12,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.18 : 14,341.80 = 8,555.27 : x
  2. Step 2: Convert to fraction form
    9,617.18/14,341.80 = 8,555.27/x
  3. Step 3: Cross multiply
    9,617.18x = 14,341.80 × 8,555.27
  4. Step 4: Simplify right side
    9,617.18x = 122,697,928.51
  5. Step 5: Solve for x
    x = 122,697,928.51/9,617.18
  6. Step 6: Final answer
    x = 12,758.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.