Home / 6,531.54-9,013.70-3,547.55

Finding the Fourth Proportional to 6,531.54, 9,013.70 and 3,547.55

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Solution

The fourth proportional to 6,531.54, 9,013.70 and 3,547.55 is: 4,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.54 : 9,013.70 = 3,547.55 : x
  2. Step 2: Convert to fraction form
    6,531.54/9,013.70 = 3,547.55/x
  3. Step 3: Cross multiply
    6,531.54x = 9,013.70 × 3,547.55
  4. Step 4: Simplify right side
    6,531.54x = 31,976,582.84
  5. Step 5: Solve for x
    x = 31,976,582.84/6,531.54
  6. Step 6: Final answer
    x = 4,895.72

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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.