Home / 10,554.65-15,826.13-4,319.04

Finding the Fourth Proportional to 10,554.65, 15,826.13 and 4,319.04

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Solution

The fourth proportional to 10,554.65, 15,826.13 and 4,319.04 is: 6,476.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.65 : 15,826.13 = 4,319.04 : x
  2. Step 2: Convert to fraction form
    10,554.65/15,826.13 = 4,319.04/x
  3. Step 3: Cross multiply
    10,554.65x = 15,826.13 × 4,319.04
  4. Step 4: Simplify right side
    10,554.65x = 68,353,666.92
  5. Step 5: Solve for x
    x = 68,353,666.92/10,554.65
  6. Step 6: Final answer
    x = 6,476.17

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1.5x scale

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.