Home / 10,501.03-15,750.33-4,254.72

Finding the Fourth Proportional to 10,501.03, 15,750.33 and 4,254.72

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Solution

The fourth proportional to 10,501.03, 15,750.33 and 4,254.72 is: 6,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.03 : 15,750.33 = 4,254.72 : x
  2. Step 2: Convert to fraction form
    10,501.03/15,750.33 = 4,254.72/x
  3. Step 3: Cross multiply
    10,501.03x = 15,750.33 × 4,254.72
  4. Step 4: Simplify right side
    10,501.03x = 67,013,244.06
  5. Step 5: Solve for x
    x = 67,013,244.06/10,501.03
  6. Step 6: Final answer
    x = 6,381.59

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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.