Home / 7,897.29-10,897.90-4,360.42

Finding the Fourth Proportional to 7,897.29, 10,897.90 and 4,360.42

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Solution

The fourth proportional to 7,897.29, 10,897.90 and 4,360.42 is: 6,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.29 : 10,897.90 = 4,360.42 : x
  2. Step 2: Convert to fraction form
    7,897.29/10,897.90 = 4,360.42/x
  3. Step 3: Cross multiply
    7,897.29x = 10,897.90 × 4,360.42
  4. Step 4: Simplify right side
    7,897.29x = 47,519,421.12
  5. Step 5: Solve for x
    x = 47,519,421.12/7,897.29
  6. Step 6: Final answer
    x = 6,017.18

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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.