Home / 10,302.63-14,217.71-5,586.91

Finding the Fourth Proportional to 10,302.63, 14,217.71 and 5,586.91

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Solution

The fourth proportional to 10,302.63, 14,217.71 and 5,586.91 is: 7,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.63 : 14,217.71 = 5,586.91 : x
  2. Step 2: Convert to fraction form
    10,302.63/14,217.71 = 5,586.91/x
  3. Step 3: Cross multiply
    10,302.63x = 14,217.71 × 5,586.91
  4. Step 4: Simplify right side
    10,302.63x = 79,433,044.60
  5. Step 5: Solve for x
    x = 79,433,044.60/10,302.63
  6. Step 6: Final answer
    x = 7,709.98

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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.