Home / 4,718.05-7,077.18-1,715.99

Finding the Fourth Proportional to 4,718.05, 7,077.18 and 1,715.99

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Solution

The fourth proportional to 4,718.05, 7,077.18 and 1,715.99 is: 2,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.05 : 7,077.18 = 1,715.99 : x
  2. Step 2: Convert to fraction form
    4,718.05/7,077.18 = 1,715.99/x
  3. Step 3: Cross multiply
    4,718.05x = 7,077.18 × 1,715.99
  4. Step 4: Simplify right side
    4,718.05x = 12,144,348.13
  5. Step 5: Solve for x
    x = 12,144,348.13/4,718.05
  6. Step 6: Final answer
    x = 2,574.02

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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.