Home / 4,659.02-6,430.35-2,670.90

Finding the Fourth Proportional to 4,659.02, 6,430.35 and 2,670.90

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Solution

The fourth proportional to 4,659.02, 6,430.35 and 2,670.90 is: 3,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.02 : 6,430.35 = 2,670.90 : x
  2. Step 2: Convert to fraction form
    4,659.02/6,430.35 = 2,670.90/x
  3. Step 3: Cross multiply
    4,659.02x = 6,430.35 × 2,670.90
  4. Step 4: Simplify right side
    4,659.02x = 17,174,821.82
  5. Step 5: Solve for x
    x = 17,174,821.82/4,659.02
  6. Step 6: Final answer
    x = 3,686.36

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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.