Home / 10,465.04-15,694.20-4,621.52

Finding the Fourth Proportional to 10,465.04, 15,694.20 and 4,621.52

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Solution

The fourth proportional to 10,465.04, 15,694.20 and 4,621.52 is: 6,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.04 : 15,694.20 = 4,621.52 : x
  2. Step 2: Convert to fraction form
    10,465.04/15,694.20 = 4,621.52/x
  3. Step 3: Cross multiply
    10,465.04x = 15,694.20 × 4,621.52
  4. Step 4: Simplify right side
    10,465.04x = 72,531,059.18
  5. Step 5: Solve for x
    x = 72,531,059.18/10,465.04
  6. Step 6: Final answer
    x = 6,930.80

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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.