Home / 6,531.55-9,013.48-3,547.37

Finding the Fourth Proportional to 6,531.55, 9,013.48 and 3,547.37

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Solution

The fourth proportional to 6,531.55, 9,013.48 and 3,547.37 is: 4,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.55 : 9,013.48 = 3,547.37 : x
  2. Step 2: Convert to fraction form
    6,531.55/9,013.48 = 3,547.37/x
  3. Step 3: Cross multiply
    6,531.55x = 9,013.48 × 3,547.37
  4. Step 4: Simplify right side
    6,531.55x = 31,974,162.21
  5. Step 5: Solve for x
    x = 31,974,162.21/6,531.55
  6. Step 6: Final answer
    x = 4,895.34

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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.