Home / 7,660.09-10,570.65-4,680.91

Finding the Fourth Proportional to 7,660.09, 10,570.65 and 4,680.91

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Solution

The fourth proportional to 7,660.09, 10,570.65 and 4,680.91 is: 6,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.09 : 10,570.65 = 4,680.91 : x
  2. Step 2: Convert to fraction form
    7,660.09/10,570.65 = 4,680.91/x
  3. Step 3: Cross multiply
    7,660.09x = 10,570.65 × 4,680.91
  4. Step 4: Simplify right side
    7,660.09x = 49,480,261.29
  5. Step 5: Solve for x
    x = 49,480,261.29/7,660.09
  6. Step 6: Final answer
    x = 6,459.49

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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.