Home / 10,510.18-15,750.23-4,960.66

Finding the Fourth Proportional to 10,510.18, 15,750.23 and 4,960.66

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Solution

The fourth proportional to 10,510.18, 15,750.23 and 4,960.66 is: 7,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.18 : 15,750.23 = 4,960.66 : x
  2. Step 2: Convert to fraction form
    10,510.18/15,750.23 = 4,960.66/x
  3. Step 3: Cross multiply
    10,510.18x = 15,750.23 × 4,960.66
  4. Step 4: Simplify right side
    10,510.18x = 78,131,535.95
  5. Step 5: Solve for x
    x = 78,131,535.95/10,510.18
  6. Step 6: Final answer
    x = 7,433.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.