Home / 10,426.50-15,636.02-3,029.49

Finding the Fourth Proportional to 10,426.50, 15,636.02 and 3,029.49

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Solution

The fourth proportional to 10,426.50, 15,636.02 and 3,029.49 is: 4,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.50 : 15,636.02 = 3,029.49 : x
  2. Step 2: Convert to fraction form
    10,426.50/15,636.02 = 3,029.49/x
  3. Step 3: Cross multiply
    10,426.50x = 15,636.02 × 3,029.49
  4. Step 4: Simplify right side
    10,426.50x = 47,369,151.08
  5. Step 5: Solve for x
    x = 47,369,151.08/10,426.50
  6. Step 6: Final answer
    x = 4,543.15

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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.