Home / 10,628.88-14,668.08-6,152.76

Finding the Fourth Proportional to 10,628.88, 14,668.08 and 6,152.76

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Solution

The fourth proportional to 10,628.88, 14,668.08 and 6,152.76 is: 8,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.88 : 14,668.08 = 6,152.76 : x
  2. Step 2: Convert to fraction form
    10,628.88/14,668.08 = 6,152.76/x
  3. Step 3: Cross multiply
    10,628.88x = 14,668.08 × 6,152.76
  4. Step 4: Simplify right side
    10,628.88x = 90,249,175.90
  5. Step 5: Solve for x
    x = 90,249,175.90/10,628.88
  6. Step 6: Final answer
    x = 8,490.94

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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.