Home / 4,655.04-6,426.72-3,086.40

Finding the Fourth Proportional to 4,655.04, 6,426.72 and 3,086.40

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Solution

The fourth proportional to 4,655.04, 6,426.72 and 3,086.40 is: 4,261.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.04 : 6,426.72 = 3,086.40 : x
  2. Step 2: Convert to fraction form
    4,655.04/6,426.72 = 3,086.40/x
  3. Step 3: Cross multiply
    4,655.04x = 6,426.72 × 3,086.40
  4. Step 4: Simplify right side
    4,655.04x = 19,835,428.61
  5. Step 5: Solve for x
    x = 19,835,428.61/4,655.04
  6. Step 6: Final answer
    x = 4,261.07

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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.