Home / 10,515.16-14,511-5,800.24

Finding the Fourth Proportional to 10,515.16, 14,511 and 5,800.24

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Solution

The fourth proportional to 10,515.16, 14,511 and 5,800.24 is: 8,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.16 : 14,511 = 5,800.24 : x
  2. Step 2: Convert to fraction form
    10,515.16/14,511 = 5,800.24/x
  3. Step 3: Cross multiply
    10,515.16x = 14,511 × 5,800.24
  4. Step 4: Simplify right side
    10,515.16x = 84,167,282.64
  5. Step 5: Solve for x
    x = 84,167,282.64/10,515.16
  6. Step 6: Final answer
    x = 8,004.37

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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.