Home / 10,554.51-15,826.65-4,312.04

Finding the Fourth Proportional to 10,554.51, 15,826.65 and 4,312.04

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Solution

The fourth proportional to 10,554.51, 15,826.65 and 4,312.04 is: 6,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.51 : 15,826.65 = 4,312.04 : x
  2. Step 2: Convert to fraction form
    10,554.51/15,826.65 = 4,312.04/x
  3. Step 3: Cross multiply
    10,554.51x = 15,826.65 × 4,312.04
  4. Step 4: Simplify right side
    10,554.51x = 68,245,111.91
  5. Step 5: Solve for x
    x = 68,245,111.91/10,554.51
  6. Step 6: Final answer
    x = 6,465.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.