Home / 9,957.15-14,935.73-3,031.65

Finding the Fourth Proportional to 9,957.15, 14,935.73 and 3,031.65

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Solution

The fourth proportional to 9,957.15, 14,935.73 and 3,031.65 is: 4,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.15 : 14,935.73 = 3,031.65 : x
  2. Step 2: Convert to fraction form
    9,957.15/14,935.73 = 3,031.65/x
  3. Step 3: Cross multiply
    9,957.15x = 14,935.73 × 3,031.65
  4. Step 4: Simplify right side
    9,957.15x = 45,279,890.70
  5. Step 5: Solve for x
    x = 45,279,890.70/9,957.15
  6. Step 6: Final answer
    x = 4,547.48

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1.5x scale

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.