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Finding the Fourth Proportional to 5,697.64, 8,547.66 and 1,801.96

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Solution

The fourth proportional to 5,697.64, 8,547.66 and 1,801.96 is: 2,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.64 : 8,547.66 = 1,801.96 : x
  2. Step 2: Convert to fraction form
    5,697.64/8,547.66 = 1,801.96/x
  3. Step 3: Cross multiply
    5,697.64x = 8,547.66 × 1,801.96
  4. Step 4: Simplify right side
    5,697.64x = 15,402,541.41
  5. Step 5: Solve for x
    x = 15,402,541.41/5,697.64
  6. Step 6: Final answer
    x = 2,703.32

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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.