Home / 2,259.40-3,389.10-1,484.30

Finding the Fourth Proportional to 2,259.40, 3,389.10 and 1,484.30

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Solution

The fourth proportional to 2,259.40, 3,389.10 and 1,484.30 is: 2,226.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.40 : 3,389.10 = 1,484.30 : x
  2. Step 2: Convert to fraction form
    2,259.40/3,389.10 = 1,484.30/x
  3. Step 3: Cross multiply
    2,259.40x = 3,389.10 × 1,484.30
  4. Step 4: Simplify right side
    2,259.40x = 5,030,441.13
  5. Step 5: Solve for x
    x = 5,030,441.13/2,259.40
  6. Step 6: Final answer
    x = 2,226.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.