Home / 1,624.40-2,437.53-1,611.19

Finding the Fourth Proportional to 1,624.40, 2,437.53 and 1,611.19

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Solution

The fourth proportional to 1,624.40, 2,437.53 and 1,611.19 is: 2,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.40 : 2,437.53 = 1,611.19 : x
  2. Step 2: Convert to fraction form
    1,624.40/2,437.53 = 1,611.19/x
  3. Step 3: Cross multiply
    1,624.40x = 2,437.53 × 1,611.19
  4. Step 4: Simplify right side
    1,624.40x = 3,927,320.89
  5. Step 5: Solve for x
    x = 3,927,320.89/1,624.40
  6. Step 6: Final answer
    x = 2,417.70

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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.