Home / 7,865.41-10,854.07-4,510.18

Finding the Fourth Proportional to 7,865.41, 10,854.07 and 4,510.18

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Solution

The fourth proportional to 7,865.41, 10,854.07 and 4,510.18 is: 6,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.41 : 10,854.07 = 4,510.18 : x
  2. Step 2: Convert to fraction form
    7,865.41/10,854.07 = 4,510.18/x
  3. Step 3: Cross multiply
    7,865.41x = 10,854.07 × 4,510.18
  4. Step 4: Simplify right side
    7,865.41x = 48,953,809.43
  5. Step 5: Solve for x
    x = 48,953,809.43/7,865.41
  6. Step 6: Final answer
    x = 6,223.94

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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.