Home / 5,898.93-8,140.40-3,210.10

Finding the Fourth Proportional to 5,898.93, 8,140.40 and 3,210.10

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Solution

The fourth proportional to 5,898.93, 8,140.40 and 3,210.10 is: 4,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.93 : 8,140.40 = 3,210.10 : x
  2. Step 2: Convert to fraction form
    5,898.93/8,140.40 = 3,210.10/x
  3. Step 3: Cross multiply
    5,898.93x = 8,140.40 × 3,210.10
  4. Step 4: Simplify right side
    5,898.93x = 26,131,526.08
  5. Step 5: Solve for x
    x = 26,131,526.08/5,898.93
  6. Step 6: Final answer
    x = 4,429.88

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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.