Home / 7,529.57-10,389.90-4,343.91

Finding the Fourth Proportional to 7,529.57, 10,389.90 and 4,343.91

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Solution

The fourth proportional to 7,529.57, 10,389.90 and 4,343.91 is: 5,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.57 : 10,389.90 = 4,343.91 : x
  2. Step 2: Convert to fraction form
    7,529.57/10,389.90 = 4,343.91/x
  3. Step 3: Cross multiply
    7,529.57x = 10,389.90 × 4,343.91
  4. Step 4: Simplify right side
    7,529.57x = 45,132,790.51
  5. Step 5: Solve for x
    x = 45,132,790.51/7,529.57
  6. Step 6: Final answer
    x = 5,994.07

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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.