Home / 7,332.49-10,116.46-4,145.48

Finding the Fourth Proportional to 7,332.49, 10,116.46 and 4,145.48

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Solution

The fourth proportional to 7,332.49, 10,116.46 and 4,145.48 is: 5,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.49 : 10,116.46 = 4,145.48 : x
  2. Step 2: Convert to fraction form
    7,332.49/10,116.46 = 4,145.48/x
  3. Step 3: Cross multiply
    7,332.49x = 10,116.46 × 4,145.48
  4. Step 4: Simplify right side
    7,332.49x = 41,937,582.60
  5. Step 5: Solve for x
    x = 41,937,582.60/7,332.49
  6. Step 6: Final answer
    x = 5,719.42

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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.