Home / 8,723.17-13,085.21-2,880.24

Finding the Fourth Proportional to 8,723.17, 13,085.21 and 2,880.24

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Solution

The fourth proportional to 8,723.17, 13,085.21 and 2,880.24 is: 4,320.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.17 : 13,085.21 = 2,880.24 : x
  2. Step 2: Convert to fraction form
    8,723.17/13,085.21 = 2,880.24/x
  3. Step 3: Cross multiply
    8,723.17x = 13,085.21 × 2,880.24
  4. Step 4: Simplify right side
    8,723.17x = 37,688,545.25
  5. Step 5: Solve for x
    x = 37,688,545.25/8,723.17
  6. Step 6: Final answer
    x = 4,320.51

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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.