Home / 3,248.72-4,483.24-1,756.65

Finding the Fourth Proportional to 3,248.72, 4,483.24 and 1,756.65

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Solution

The fourth proportional to 3,248.72, 4,483.24 and 1,756.65 is: 2,424.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.72 : 4,483.24 = 1,756.65 : x
  2. Step 2: Convert to fraction form
    3,248.72/4,483.24 = 1,756.65/x
  3. Step 3: Cross multiply
    3,248.72x = 4,483.24 × 1,756.65
  4. Step 4: Simplify right side
    3,248.72x = 7,875,474.76
  5. Step 5: Solve for x
    x = 7,875,474.76/3,248.72
  6. Step 6: Final answer
    x = 2,424.18

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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.