Home / 10,501.75-15,752.40-4,957.69

Finding the Fourth Proportional to 10,501.75, 15,752.40 and 4,957.69

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Solution

The fourth proportional to 10,501.75, 15,752.40 and 4,957.69 is: 7,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.75 : 15,752.40 = 4,957.69 : x
  2. Step 2: Convert to fraction form
    10,501.75/15,752.40 = 4,957.69/x
  3. Step 3: Cross multiply
    10,501.75x = 15,752.40 × 4,957.69
  4. Step 4: Simplify right side
    10,501.75x = 78,095,515.96
  5. Step 5: Solve for x
    x = 78,095,515.96/10,501.75
  6. Step 6: Final answer
    x = 7,436.43

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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.