Home / 4,886.57-7,328.30-1,598.78

Finding the Fourth Proportional to 4,886.57, 7,328.30 and 1,598.78

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Solution

The fourth proportional to 4,886.57, 7,328.30 and 1,598.78 is: 2,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.57 : 7,328.30 = 1,598.78 : x
  2. Step 2: Convert to fraction form
    4,886.57/7,328.30 = 1,598.78/x
  3. Step 3: Cross multiply
    4,886.57x = 7,328.30 × 1,598.78
  4. Step 4: Simplify right side
    4,886.57x = 11,716,339.47
  5. Step 5: Solve for x
    x = 11,716,339.47/4,886.57
  6. Step 6: Final answer
    x = 2,397.66

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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.