Home / 4,360.40-6,538.20-1,437.20

Finding the Fourth Proportional to 4,360.40, 6,538.20 and 1,437.20

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Solution

The fourth proportional to 4,360.40, 6,538.20 and 1,437.20 is: 2,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.40 : 6,538.20 = 1,437.20 : x
  2. Step 2: Convert to fraction form
    4,360.40/6,538.20 = 1,437.20/x
  3. Step 3: Cross multiply
    4,360.40x = 6,538.20 × 1,437.20
  4. Step 4: Simplify right side
    4,360.40x = 9,396,701.04
  5. Step 5: Solve for x
    x = 9,396,701.04/4,360.40
  6. Step 6: Final answer
    x = 2,155.01

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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.