Home / 10,559.70-14,578.16-7,207.51

Finding the Fourth Proportional to 10,559.70, 14,578.16 and 7,207.51

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Solution

The fourth proportional to 10,559.70, 14,578.16 and 7,207.51 is: 9,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.70 : 14,578.16 = 7,207.51 : x
  2. Step 2: Convert to fraction form
    10,559.70/14,578.16 = 7,207.51/x
  3. Step 3: Cross multiply
    10,559.70x = 14,578.16 × 7,207.51
  4. Step 4: Simplify right side
    10,559.70x = 105,072,233.98
  5. Step 5: Solve for x
    x = 105,072,233.98/10,559.70
  6. Step 6: Final answer
    x = 9,950.30

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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.