Home / 10,554.04-15,834.12-4,999.72

Finding the Fourth Proportional to 10,554.04, 15,834.12 and 4,999.72

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Solution

The fourth proportional to 10,554.04, 15,834.12 and 4,999.72 is: 7,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.04 : 15,834.12 = 4,999.72 : x
  2. Step 2: Convert to fraction form
    10,554.04/15,834.12 = 4,999.72/x
  3. Step 3: Cross multiply
    10,554.04x = 15,834.12 × 4,999.72
  4. Step 4: Simplify right side
    10,554.04x = 79,166,166.45
  5. Step 5: Solve for x
    x = 79,166,166.45/10,554.04
  6. Step 6: Final answer
    x = 7,501.03

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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.