Home / 10,509.10-14,501.69-6,031.91

Finding the Fourth Proportional to 10,509.10, 14,501.69 and 6,031.91

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Solution

The fourth proportional to 10,509.10, 14,501.69 and 6,031.91 is: 8,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.10 : 14,501.69 = 6,031.91 : x
  2. Step 2: Convert to fraction form
    10,509.10/14,501.69 = 6,031.91/x
  3. Step 3: Cross multiply
    10,509.10x = 14,501.69 × 6,031.91
  4. Step 4: Simplify right side
    10,509.10x = 87,472,819.92
  5. Step 5: Solve for x
    x = 87,472,819.92/10,509.10
  6. Step 6: Final answer
    x = 8,323.53

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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.