Home / 4,583.61-6,865.84-2,931.76

Finding the Fourth Proportional to 4,583.61, 6,865.84 and 2,931.76

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Solution

The fourth proportional to 4,583.61, 6,865.84 and 2,931.76 is: 4,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.61 : 6,865.84 = 2,931.76 : x
  2. Step 2: Convert to fraction form
    4,583.61/6,865.84 = 2,931.76/x
  3. Step 3: Cross multiply
    4,583.61x = 6,865.84 × 2,931.76
  4. Step 4: Simplify right side
    4,583.61x = 20,128,980.42
  5. Step 5: Solve for x
    x = 20,128,980.42/4,583.61
  6. Step 6: Final answer
    x = 4,391.52

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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.