Home / 6,897.30-9,507.20-4,658.46

Finding the Fourth Proportional to 6,897.30, 9,507.20 and 4,658.46

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Solution

The fourth proportional to 6,897.30, 9,507.20 and 4,658.46 is: 6,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.30 : 9,507.20 = 4,658.46 : x
  2. Step 2: Convert to fraction form
    6,897.30/9,507.20 = 4,658.46/x
  3. Step 3: Cross multiply
    6,897.30x = 9,507.20 × 4,658.46
  4. Step 4: Simplify right side
    6,897.30x = 44,288,863.38
  5. Step 5: Solve for x
    x = 44,288,863.38/6,897.30
  6. Step 6: Final answer
    x = 6,421.19

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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.