Home / 7,574.28-10,452.54-4,429.80

Finding the Fourth Proportional to 7,574.28, 10,452.54 and 4,429.80

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Solution

The fourth proportional to 7,574.28, 10,452.54 and 4,429.80 is: 6,113.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.28 : 10,452.54 = 4,429.80 : x
  2. Step 2: Convert to fraction form
    7,574.28/10,452.54 = 4,429.80/x
  3. Step 3: Cross multiply
    7,574.28x = 10,452.54 × 4,429.80
  4. Step 4: Simplify right side
    7,574.28x = 46,302,661.69
  5. Step 5: Solve for x
    x = 46,302,661.69/7,574.28
  6. Step 6: Final answer
    x = 6,113.14

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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.