Home / 4,715.15-6,506.88-2,561.68

Finding the Fourth Proportional to 4,715.15, 6,506.88 and 2,561.68

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Solution

The fourth proportional to 4,715.15, 6,506.88 and 2,561.68 is: 3,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.15 : 6,506.88 = 2,561.68 : x
  2. Step 2: Convert to fraction form
    4,715.15/6,506.88 = 2,561.68/x
  3. Step 3: Cross multiply
    4,715.15x = 6,506.88 × 2,561.68
  4. Step 4: Simplify right side
    4,715.15x = 16,668,505.42
  5. Step 5: Solve for x
    x = 16,668,505.42/4,715.15
  6. Step 6: Final answer
    x = 3,535.10

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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.