Home / 8,417.19-11,607.12-5,583.57

Finding the Fourth Proportional to 8,417.19, 11,607.12 and 5,583.57

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Solution

The fourth proportional to 8,417.19, 11,607.12 and 5,583.57 is: 7,699.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.19 : 11,607.12 = 5,583.57 : x
  2. Step 2: Convert to fraction form
    8,417.19/11,607.12 = 5,583.57/x
  3. Step 3: Cross multiply
    8,417.19x = 11,607.12 × 5,583.57
  4. Step 4: Simplify right side
    8,417.19x = 64,809,167.02
  5. Step 5: Solve for x
    x = 64,809,167.02/8,417.19
  6. Step 6: Final answer
    x = 7,699.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.