Home / 7,660.20-10,570.68-4,303.16

Finding the Fourth Proportional to 7,660.20, 10,570.68 and 4,303.16

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Solution

The fourth proportional to 7,660.20, 10,570.68 and 4,303.16 is: 5,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.20 : 10,570.68 = 4,303.16 : x
  2. Step 2: Convert to fraction form
    7,660.20/10,570.68 = 4,303.16/x
  3. Step 3: Cross multiply
    7,660.20x = 10,570.68 × 4,303.16
  4. Step 4: Simplify right side
    7,660.20x = 45,487,274.50
  5. Step 5: Solve for x
    x = 45,487,274.50/7,660.20
  6. Step 6: Final answer
    x = 5,938.13

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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.