Home / 3,248.21-4,482.55-1,756.12

Finding the Fourth Proportional to 3,248.21, 4,482.55 and 1,756.12

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Solution

The fourth proportional to 3,248.21, 4,482.55 and 1,756.12 is: 2,423.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.21 : 4,482.55 = 1,756.12 : x
  2. Step 2: Convert to fraction form
    3,248.21/4,482.55 = 1,756.12/x
  3. Step 3: Cross multiply
    3,248.21x = 4,482.55 × 1,756.12
  4. Step 4: Simplify right side
    3,248.21x = 7,871,895.71
  5. Step 5: Solve for x
    x = 7,871,895.71/3,248.21
  6. Step 6: Final answer
    x = 2,423.46

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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.