Home / 7,417.50-10,237.86-4,900.11

Finding the Fourth Proportional to 7,417.50, 10,237.86 and 4,900.11

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Solution

The fourth proportional to 7,417.50, 10,237.86 and 4,900.11 is: 6,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.50 : 10,237.86 = 4,900.11 : x
  2. Step 2: Convert to fraction form
    7,417.50/10,237.86 = 4,900.11/x
  3. Step 3: Cross multiply
    7,417.50x = 10,237.86 × 4,900.11
  4. Step 4: Simplify right side
    7,417.50x = 50,166,640.16
  5. Step 5: Solve for x
    x = 50,166,640.16/7,417.50
  6. Step 6: Final answer
    x = 6,763.28

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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.