Home / 5,253.30-7,885.08-4,381.38

Finding the Fourth Proportional to 5,253.30, 7,885.08 and 4,381.38

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Solution

The fourth proportional to 5,253.30, 7,885.08 and 4,381.38 is: 6,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.30 : 7,885.08 = 4,381.38 : x
  2. Step 2: Convert to fraction form
    5,253.30/7,885.08 = 4,381.38/x
  3. Step 3: Cross multiply
    5,253.30x = 7,885.08 × 4,381.38
  4. Step 4: Simplify right side
    5,253.30x = 34,547,531.81
  5. Step 5: Solve for x
    x = 34,547,531.81/5,253.30
  6. Step 6: Final answer
    x = 6,576.35

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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.