Home / 4,707.02-7,060.26-2,111.78

Finding the Fourth Proportional to 4,707.02, 7,060.26 and 2,111.78

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Solution

The fourth proportional to 4,707.02, 7,060.26 and 2,111.78 is: 3,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.02 : 7,060.26 = 2,111.78 : x
  2. Step 2: Convert to fraction form
    4,707.02/7,060.26 = 2,111.78/x
  3. Step 3: Cross multiply
    4,707.02x = 7,060.26 × 2,111.78
  4. Step 4: Simplify right side
    4,707.02x = 14,909,715.86
  5. Step 5: Solve for x
    x = 14,909,715.86/4,707.02
  6. Step 6: Final answer
    x = 3,167.55

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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.