Home / 5,655.11-7,802.16-3,416.13

Finding the Fourth Proportional to 5,655.11, 7,802.16 and 3,416.13

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Solution

The fourth proportional to 5,655.11, 7,802.16 and 3,416.13 is: 4,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.11 : 7,802.16 = 3,416.13 : x
  2. Step 2: Convert to fraction form
    5,655.11/7,802.16 = 3,416.13/x
  3. Step 3: Cross multiply
    5,655.11x = 7,802.16 × 3,416.13
  4. Step 4: Simplify right side
    5,655.11x = 26,653,192.84
  5. Step 5: Solve for x
    x = 26,653,192.84/5,655.11
  6. Step 6: Final answer
    x = 4,713.12

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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.