Home / 9,569.79-14,357.93-4,891.77

Finding the Fourth Proportional to 9,569.79, 14,357.93 and 4,891.77

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Solution

The fourth proportional to 9,569.79, 14,357.93 and 4,891.77 is: 7,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,569.79 : 14,357.93 = 4,891.77 : x
  2. Step 2: Convert to fraction form
    9,569.79/14,357.93 = 4,891.77/x
  3. Step 3: Cross multiply
    9,569.79x = 14,357.93 × 4,891.77
  4. Step 4: Simplify right side
    9,569.79x = 70,235,666.78
  5. Step 5: Solve for x
    x = 70,235,666.78/9,569.79
  6. Step 6: Final answer
    x = 7,339.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.