Home / 10,302.99-15,457.08-4,760.22

Finding the Fourth Proportional to 10,302.99, 15,457.08 and 4,760.22

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Solution

The fourth proportional to 10,302.99, 15,457.08 and 4,760.22 is: 7,141.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.99 : 15,457.08 = 4,760.22 : x
  2. Step 2: Convert to fraction form
    10,302.99/15,457.08 = 4,760.22/x
  3. Step 3: Cross multiply
    10,302.99x = 15,457.08 × 4,760.22
  4. Step 4: Simplify right side
    10,302.99x = 73,579,101.36
  5. Step 5: Solve for x
    x = 73,579,101.36/10,302.99
  6. Step 6: Final answer
    x = 7,141.53

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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.