Home / 5,547.65-7,656.51-3,531.27

Finding the Fourth Proportional to 5,547.65, 7,656.51 and 3,531.27

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Solution

The fourth proportional to 5,547.65, 7,656.51 and 3,531.27 is: 4,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.65 : 7,656.51 = 3,531.27 : x
  2. Step 2: Convert to fraction form
    5,547.65/7,656.51 = 3,531.27/x
  3. Step 3: Cross multiply
    5,547.65x = 7,656.51 × 3,531.27
  4. Step 4: Simplify right side
    5,547.65x = 27,037,175.36
  5. Step 5: Solve for x
    x = 27,037,175.36/5,547.65
  6. Step 6: Final answer
    x = 4,873.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.