Home / 3,646.86-5,466.06-1,563.72

Finding the Fourth Proportional to 3,646.86, 5,466.06 and 1,563.72

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Solution

The fourth proportional to 3,646.86, 5,466.06 and 1,563.72 is: 2,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.86 : 5,466.06 = 1,563.72 : x
  2. Step 2: Convert to fraction form
    3,646.86/5,466.06 = 1,563.72/x
  3. Step 3: Cross multiply
    3,646.86x = 5,466.06 × 1,563.72
  4. Step 4: Simplify right side
    3,646.86x = 8,547,387.34
  5. Step 5: Solve for x
    x = 8,547,387.34/3,646.86
  6. Step 6: Final answer
    x = 2,343.77

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1.5x scale

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.