Home / 7,863.27-10,829.76-5,870.36

Finding the Fourth Proportional to 7,863.27, 10,829.76 and 5,870.36

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Solution

The fourth proportional to 7,863.27, 10,829.76 and 5,870.36 is: 8,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.27 : 10,829.76 = 5,870.36 : x
  2. Step 2: Convert to fraction form
    7,863.27/10,829.76 = 5,870.36/x
  3. Step 3: Cross multiply
    7,863.27x = 10,829.76 × 5,870.36
  4. Step 4: Simplify right side
    7,863.27x = 63,574,589.91
  5. Step 5: Solve for x
    x = 63,574,589.91/7,863.27
  6. Step 6: Final answer
    x = 8,085.01

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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.