Home / 9,510.36-13,119.86-6,154.25

Finding the Fourth Proportional to 9,510.36, 13,119.86 and 6,154.25

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Solution

The fourth proportional to 9,510.36, 13,119.86 and 6,154.25 is: 8,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510.36 : 13,119.86 = 6,154.25 : x
  2. Step 2: Convert to fraction form
    9,510.36/13,119.86 = 6,154.25/x
  3. Step 3: Cross multiply
    9,510.36x = 13,119.86 × 6,154.25
  4. Step 4: Simplify right side
    9,510.36x = 80,742,898.41
  5. Step 5: Solve for x
    x = 80,742,898.41/9,510.36
  6. Step 6: Final answer
    x = 8,489.99

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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.