Home / 5,698.50-7,862.98-3,807.04

Finding the Fourth Proportional to 5,698.50, 7,862.98 and 3,807.04

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Solution

The fourth proportional to 5,698.50, 7,862.98 and 3,807.04 is: 5,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.50 : 7,862.98 = 3,807.04 : x
  2. Step 2: Convert to fraction form
    5,698.50/7,862.98 = 3,807.04/x
  3. Step 3: Cross multiply
    5,698.50x = 7,862.98 × 3,807.04
  4. Step 4: Simplify right side
    5,698.50x = 29,934,679.38
  5. Step 5: Solve for x
    x = 29,934,679.38/5,698.50
  6. Step 6: Final answer
    x = 5,253.08

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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.