Home / 9,077.30-13,586.64-4,688.72

Finding the Fourth Proportional to 9,077.30, 13,586.64 and 4,688.72

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Solution

The fourth proportional to 9,077.30, 13,586.64 and 4,688.72 is: 7,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.30 : 13,586.64 = 4,688.72 : x
  2. Step 2: Convert to fraction form
    9,077.30/13,586.64 = 4,688.72/x
  3. Step 3: Cross multiply
    9,077.30x = 13,586.64 × 4,688.72
  4. Step 4: Simplify right side
    9,077.30x = 63,703,882.77
  5. Step 5: Solve for x
    x = 63,703,882.77/9,077.30
  6. Step 6: Final answer
    x = 7,017.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.