Home / 4,436.72-6,655.80-1,358

Finding the Fourth Proportional to 4,436.72, 6,655.80 and 1,358

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Solution

The fourth proportional to 4,436.72, 6,655.80 and 1,358 is: 2,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.72 : 6,655.80 = 1,358 : x
  2. Step 2: Convert to fraction form
    4,436.72/6,655.80 = 1,358/x
  3. Step 3: Cross multiply
    4,436.72x = 6,655.80 × 1,358
  4. Step 4: Simplify right side
    4,436.72x = 9,038,576.40
  5. Step 5: Solve for x
    x = 9,038,576.40/4,436.72
  6. Step 6: Final answer
    x = 2,037.22

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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.