Home / 4,574.55-6,312.88-2,685.76

Finding the Fourth Proportional to 4,574.55, 6,312.88 and 2,685.76

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Solution

The fourth proportional to 4,574.55, 6,312.88 and 2,685.76 is: 3,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.55 : 6,312.88 = 2,685.76 : x
  2. Step 2: Convert to fraction form
    4,574.55/6,312.88 = 2,685.76/x
  3. Step 3: Cross multiply
    4,574.55x = 6,312.88 × 2,685.76
  4. Step 4: Simplify right side
    4,574.55x = 16,954,880.59
  5. Step 5: Solve for x
    x = 16,954,880.59/4,574.55
  6. Step 6: Final answer
    x = 3,706.35

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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.