Home / 5,283.45-7,925.18-1,585.71

Finding the Fourth Proportional to 5,283.45, 7,925.18 and 1,585.71

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Solution

The fourth proportional to 5,283.45, 7,925.18 and 1,585.71 is: 2,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.45 : 7,925.18 = 1,585.71 : x
  2. Step 2: Convert to fraction form
    5,283.45/7,925.18 = 1,585.71/x
  3. Step 3: Cross multiply
    5,283.45x = 7,925.18 × 1,585.71
  4. Step 4: Simplify right side
    5,283.45x = 12,567,029.25
  5. Step 5: Solve for x
    x = 12,567,029.25/5,283.45
  6. Step 6: Final answer
    x = 2,378.57

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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.