Home / 7,719.93-10,653.57-4,532.40

Finding the Fourth Proportional to 7,719.93, 10,653.57 and 4,532.40

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Solution

The fourth proportional to 7,719.93, 10,653.57 and 4,532.40 is: 6,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.93 : 10,653.57 = 4,532.40 : x
  2. Step 2: Convert to fraction form
    7,719.93/10,653.57 = 4,532.40/x
  3. Step 3: Cross multiply
    7,719.93x = 10,653.57 × 4,532.40
  4. Step 4: Simplify right side
    7,719.93x = 48,286,240.67
  5. Step 5: Solve for x
    x = 48,286,240.67/7,719.93
  6. Step 6: Final answer
    x = 6,254.75

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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.