Home / 4,068.93-5,618.30-3,123.22

Finding the Fourth Proportional to 4,068.93, 5,618.30 and 3,123.22

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Solution

The fourth proportional to 4,068.93, 5,618.30 and 3,123.22 is: 4,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.93 : 5,618.30 = 3,123.22 : x
  2. Step 2: Convert to fraction form
    4,068.93/5,618.30 = 3,123.22/x
  3. Step 3: Cross multiply
    4,068.93x = 5,618.30 × 3,123.22
  4. Step 4: Simplify right side
    4,068.93x = 17,547,186.93
  5. Step 5: Solve for x
    x = 17,547,186.93/4,068.93
  6. Step 6: Final answer
    x = 4,312.48

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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.