Home / 10,803.47-16,206.57-3,012.29

Finding the Fourth Proportional to 10,803.47, 16,206.57 and 3,012.29

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Solution

The fourth proportional to 10,803.47, 16,206.57 and 3,012.29 is: 4,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.47 : 16,206.57 = 3,012.29 : x
  2. Step 2: Convert to fraction form
    10,803.47/16,206.57 = 3,012.29/x
  3. Step 3: Cross multiply
    10,803.47x = 16,206.57 × 3,012.29
  4. Step 4: Simplify right side
    10,803.47x = 48,818,807.71
  5. Step 5: Solve for x
    x = 48,818,807.71/10,803.47
  6. Step 6: Final answer
    x = 4,518.81

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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.