Home / 10,527.29-14,530.10-6,942.89

Finding the Fourth Proportional to 10,527.29, 14,530.10 and 6,942.89

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Solution

The fourth proportional to 10,527.29, 14,530.10 and 6,942.89 is: 9,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.29 : 14,530.10 = 6,942.89 : x
  2. Step 2: Convert to fraction form
    10,527.29/14,530.10 = 6,942.89/x
  3. Step 3: Cross multiply
    10,527.29x = 14,530.10 × 6,942.89
  4. Step 4: Simplify right side
    10,527.29x = 100,880,922.31
  5. Step 5: Solve for x
    x = 100,880,922.31/10,527.29
  6. Step 6: Final answer
    x = 9,582.80

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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.