Home / 1,624.10-2,432.10-1,551.20

Finding the Fourth Proportional to 1,624.10, 2,432.10 and 1,551.20

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Solution

The fourth proportional to 1,624.10, 2,432.10 and 1,551.20 is: 2,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.10 : 2,432.10 = 1,551.20 : x
  2. Step 2: Convert to fraction form
    1,624.10/2,432.10 = 1,551.20/x
  3. Step 3: Cross multiply
    1,624.10x = 2,432.10 × 1,551.20
  4. Step 4: Simplify right side
    1,624.10x = 3,772,673.52
  5. Step 5: Solve for x
    x = 3,772,673.52/1,624.10
  6. Step 6: Final answer
    x = 2,322.93

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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.