Home / 3,547.13-5,317.85-2,298.98

Finding the Fourth Proportional to 3,547.13, 5,317.85 and 2,298.98

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Solution

The fourth proportional to 3,547.13, 5,317.85 and 2,298.98 is: 3,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.13 : 5,317.85 = 2,298.98 : x
  2. Step 2: Convert to fraction form
    3,547.13/5,317.85 = 2,298.98/x
  3. Step 3: Cross multiply
    3,547.13x = 5,317.85 × 2,298.98
  4. Step 4: Simplify right side
    3,547.13x = 12,225,649.84
  5. Step 5: Solve for x
    x = 12,225,649.84/3,547.13
  6. Step 6: Final answer
    x = 3,446.64

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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.