Home / 3,740.10-5,607.45-1,547.70

Finding the Fourth Proportional to 3,740.10, 5,607.45 and 1,547.70

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Solution

The fourth proportional to 3,740.10, 5,607.45 and 1,547.70 is: 2,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.10 : 5,607.45 = 1,547.70 : x
  2. Step 2: Convert to fraction form
    3,740.10/5,607.45 = 1,547.70/x
  3. Step 3: Cross multiply
    3,740.10x = 5,607.45 × 1,547.70
  4. Step 4: Simplify right side
    3,740.10x = 8,678,650.37
  5. Step 5: Solve for x
    x = 8,678,650.37/3,740.10
  6. Step 6: Final answer
    x = 2,320.43

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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.