Home / 4,658.09-6,985.65-1,537.40

Finding the Fourth Proportional to 4,658.09, 6,985.65 and 1,537.40

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Solution

The fourth proportional to 4,658.09, 6,985.65 and 1,537.40 is: 2,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.09 : 6,985.65 = 1,537.40 : x
  2. Step 2: Convert to fraction form
    4,658.09/6,985.65 = 1,537.40/x
  3. Step 3: Cross multiply
    4,658.09x = 6,985.65 × 1,537.40
  4. Step 4: Simplify right side
    4,658.09x = 10,739,703.38
  5. Step 5: Solve for x
    x = 10,739,703.38/4,658.09
  6. Step 6: Final answer
    x = 2,305.60

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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.