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Finding the Fourth Proportional to 6,364.88, 9,547.58 and 1,747.88

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Solution

The fourth proportional to 6,364.88, 9,547.58 and 1,747.88 is: 2,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.88 : 9,547.58 = 1,747.88 : x
  2. Step 2: Convert to fraction form
    6,364.88/9,547.58 = 1,747.88/x
  3. Step 3: Cross multiply
    6,364.88x = 9,547.58 × 1,747.88
  4. Step 4: Simplify right side
    6,364.88x = 16,688,024.13
  5. Step 5: Solve for x
    x = 16,688,024.13/6,364.88
  6. Step 6: Final answer
    x = 2,621.89

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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.