Home / 2,899.10-4,345.28-1,335.81

Finding the Fourth Proportional to 2,899.10, 4,345.28 and 1,335.81

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Solution

The fourth proportional to 2,899.10, 4,345.28 and 1,335.81 is: 2,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.10 : 4,345.28 = 1,335.81 : x
  2. Step 2: Convert to fraction form
    2,899.10/4,345.28 = 1,335.81/x
  3. Step 3: Cross multiply
    2,899.10x = 4,345.28 × 1,335.81
  4. Step 4: Simplify right side
    2,899.10x = 5,804,461.80
  5. Step 5: Solve for x
    x = 5,804,461.80/2,899.10
  6. Step 6: Final answer
    x = 2,002.16

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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.