Home / 9,730.80-14,582.40-7,529.28

Finding the Fourth Proportional to 9,730.80, 14,582.40 and 7,529.28

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Solution

The fourth proportional to 9,730.80, 14,582.40 and 7,529.28 is: 11,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.80 : 14,582.40 = 7,529.28 : x
  2. Step 2: Convert to fraction form
    9,730.80/14,582.40 = 7,529.28/x
  3. Step 3: Cross multiply
    9,730.80x = 14,582.40 × 7,529.28
  4. Step 4: Simplify right side
    9,730.80x = 109,794,972.67
  5. Step 5: Solve for x
    x = 109,794,972.67/9,730.80
  6. Step 6: Final answer
    x = 11,283.24

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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.