Home / 7,013.29-9,681.85-4,361.55

Finding the Fourth Proportional to 7,013.29, 9,681.85 and 4,361.55

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Solution

The fourth proportional to 7,013.29, 9,681.85 and 4,361.55 is: 6,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.29 : 9,681.85 = 4,361.55 : x
  2. Step 2: Convert to fraction form
    7,013.29/9,681.85 = 4,361.55/x
  3. Step 3: Cross multiply
    7,013.29x = 9,681.85 × 4,361.55
  4. Step 4: Simplify right side
    7,013.29x = 42,227,886.17
  5. Step 5: Solve for x
    x = 42,227,886.17/7,013.29
  6. Step 6: Final answer
    x = 6,021.12

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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.