Home / 7,660.02-10,570.56-4,680.84

Finding the Fourth Proportional to 7,660.02, 10,570.56 and 4,680.84

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Solution

The fourth proportional to 7,660.02, 10,570.56 and 4,680.84 is: 6,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.02 : 10,570.56 = 4,680.84 : x
  2. Step 2: Convert to fraction form
    7,660.02/10,570.56 = 4,680.84/x
  3. Step 3: Cross multiply
    7,660.02x = 10,570.56 × 4,680.84
  4. Step 4: Simplify right side
    7,660.02x = 49,479,100.07
  5. Step 5: Solve for x
    x = 49,479,100.07/7,660.02
  6. Step 6: Final answer
    x = 6,459.40

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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.