Home / 8,027.02-11,079.85-5,637.56

Finding the Fourth Proportional to 8,027.02, 11,079.85 and 5,637.56

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Solution

The fourth proportional to 8,027.02, 11,079.85 and 5,637.56 is: 7,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.02 : 11,079.85 = 5,637.56 : x
  2. Step 2: Convert to fraction form
    8,027.02/11,079.85 = 5,637.56/x
  3. Step 3: Cross multiply
    8,027.02x = 11,079.85 × 5,637.56
  4. Step 4: Simplify right side
    8,027.02x = 62,463,332.77
  5. Step 5: Solve for x
    x = 62,463,332.77/8,027.02
  6. Step 6: Final answer
    x = 7,781.64

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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.