Home / 7,522.86-10,381.65-4,166.00

Finding the Fourth Proportional to 7,522.86, 10,381.65 and 4,166.00

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Solution

The fourth proportional to 7,522.86, 10,381.65 and 4,166.00 is: 5,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.86 : 10,381.65 = 4,166.00 : x
  2. Step 2: Convert to fraction form
    7,522.86/10,381.65 = 4,166.00/x
  3. Step 3: Cross multiply
    7,522.86x = 10,381.65 × 4,166.00
  4. Step 4: Simplify right side
    7,522.86x = 43,249,901.99
  5. Step 5: Solve for x
    x = 43,249,901.99/7,522.86
  6. Step 6: Final answer
    x = 5,749.13

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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.