Home / 7,287.56-10,060.98-4,810.76

Finding the Fourth Proportional to 7,287.56, 10,060.98 and 4,810.76

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Solution

The fourth proportional to 7,287.56, 10,060.98 and 4,810.76 is: 6,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.56 : 10,060.98 = 4,810.76 : x
  2. Step 2: Convert to fraction form
    7,287.56/10,060.98 = 4,810.76/x
  3. Step 3: Cross multiply
    7,287.56x = 10,060.98 × 4,810.76
  4. Step 4: Simplify right side
    7,287.56x = 48,400,960.14
  5. Step 5: Solve for x
    x = 48,400,960.14/7,287.56
  6. Step 6: Final answer
    x = 6,641.59

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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.