Home / 5,810.13-8,017.50-3,419.70

Finding the Fourth Proportional to 5,810.13, 8,017.50 and 3,419.70

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Solution

The fourth proportional to 5,810.13, 8,017.50 and 3,419.70 is: 4,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.13 : 8,017.50 = 3,419.70 : x
  2. Step 2: Convert to fraction form
    5,810.13/8,017.50 = 3,419.70/x
  3. Step 3: Cross multiply
    5,810.13x = 8,017.50 × 3,419.70
  4. Step 4: Simplify right side
    5,810.13x = 27,417,444.75
  5. Step 5: Solve for x
    x = 27,417,444.75/5,810.13
  6. Step 6: Final answer
    x = 4,718.90

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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.