Home / 5,655.12-7,804.96-3,417.29

Finding the Fourth Proportional to 5,655.12, 7,804.96 and 3,417.29

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Solution

The fourth proportional to 5,655.12, 7,804.96 and 3,417.29 is: 4,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.12 : 7,804.96 = 3,417.29 : x
  2. Step 2: Convert to fraction form
    5,655.12/7,804.96 = 3,417.29/x
  3. Step 3: Cross multiply
    5,655.12x = 7,804.96 × 3,417.29
  4. Step 4: Simplify right side
    5,655.12x = 26,671,793.46
  5. Step 5: Solve for x
    x = 26,671,793.46/5,655.12
  6. Step 6: Final answer
    x = 4,716.40

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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.