Home / 7,670.64-10,585.08-4,527.12

Finding the Fourth Proportional to 7,670.64, 10,585.08 and 4,527.12

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Solution

The fourth proportional to 7,670.64, 10,585.08 and 4,527.12 is: 6,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.64 : 10,585.08 = 4,527.12 : x
  2. Step 2: Convert to fraction form
    7,670.64/10,585.08 = 4,527.12/x
  3. Step 3: Cross multiply
    7,670.64x = 10,585.08 × 4,527.12
  4. Step 4: Simplify right side
    7,670.64x = 47,919,927.37
  5. Step 5: Solve for x
    x = 47,919,927.37/7,670.64
  6. Step 6: Final answer
    x = 6,247.19

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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.