Home / 3,569.81-4,923.86-2,509.79

Finding the Fourth Proportional to 3,569.81, 4,923.86 and 2,509.79

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Solution

The fourth proportional to 3,569.81, 4,923.86 and 2,509.79 is: 3,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.81 : 4,923.86 = 2,509.79 : x
  2. Step 2: Convert to fraction form
    3,569.81/4,923.86 = 2,509.79/x
  3. Step 3: Cross multiply
    3,569.81x = 4,923.86 × 2,509.79
  4. Step 4: Simplify right side
    3,569.81x = 12,357,817.42
  5. Step 5: Solve for x
    x = 12,357,817.42/3,569.81
  6. Step 6: Final answer
    x = 3,461.76

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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.