Home / 3,011.84-4,154.52-2,506.40

Finding the Fourth Proportional to 3,011.84, 4,154.52 and 2,506.40

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Solution

The fourth proportional to 3,011.84, 4,154.52 and 2,506.40 is: 3,457.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.84 : 4,154.52 = 2,506.40 : x
  2. Step 2: Convert to fraction form
    3,011.84/4,154.52 = 2,506.40/x
  3. Step 3: Cross multiply
    3,011.84x = 4,154.52 × 2,506.40
  4. Step 4: Simplify right side
    3,011.84x = 10,412,888.93
  5. Step 5: Solve for x
    x = 10,412,888.93/3,011.84
  6. Step 6: Final answer
    x = 3,457.32

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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.