Home / 3,248.29-4,482.64-1,756.21

Finding the Fourth Proportional to 3,248.29, 4,482.64 and 1,756.21

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Solution

The fourth proportional to 3,248.29, 4,482.64 and 1,756.21 is: 2,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.29 : 4,482.64 = 1,756.21 : x
  2. Step 2: Convert to fraction form
    3,248.29/4,482.64 = 1,756.21/x
  3. Step 3: Cross multiply
    3,248.29x = 4,482.64 × 1,756.21
  4. Step 4: Simplify right side
    3,248.29x = 7,872,441.51
  5. Step 5: Solve for x
    x = 7,872,441.51/3,248.29
  6. Step 6: Final answer
    x = 2,423.56

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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.