Home / 4,307.15-5,945.84-3,312.08

Finding the Fourth Proportional to 4,307.15, 5,945.84 and 3,312.08

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Solution

The fourth proportional to 4,307.15, 5,945.84 and 3,312.08 is: 4,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.15 : 5,945.84 = 3,312.08 : x
  2. Step 2: Convert to fraction form
    4,307.15/5,945.84 = 3,312.08/x
  3. Step 3: Cross multiply
    4,307.15x = 5,945.84 × 3,312.08
  4. Step 4: Simplify right side
    4,307.15x = 19,693,051.46
  5. Step 5: Solve for x
    x = 19,693,051.46/4,307.15
  6. Step 6: Final answer
    x = 4,572.18

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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.