Home / 7,868.48-10,859.66-4,510.62

Finding the Fourth Proportional to 7,868.48, 10,859.66 and 4,510.62

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Solution

The fourth proportional to 7,868.48, 10,859.66 and 4,510.62 is: 6,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.48 : 10,859.66 = 4,510.62 : x
  2. Step 2: Convert to fraction form
    7,868.48/10,859.66 = 4,510.62/x
  3. Step 3: Cross multiply
    7,868.48x = 10,859.66 × 4,510.62
  4. Step 4: Simplify right side
    7,868.48x = 48,983,799.59
  5. Step 5: Solve for x
    x = 48,983,799.59/7,868.48
  6. Step 6: Final answer
    x = 6,225.32

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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.