Home / 10,341.16-15,516.54-8,877.16

Finding the Fourth Proportional to 10,341.16, 15,516.54 and 8,877.16

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Solution

The fourth proportional to 10,341.16, 15,516.54 and 8,877.16 is: 13,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.16 : 15,516.54 = 8,877.16 : x
  2. Step 2: Convert to fraction form
    10,341.16/15,516.54 = 8,877.16/x
  3. Step 3: Cross multiply
    10,341.16x = 15,516.54 × 8,877.16
  4. Step 4: Simplify right side
    10,341.16x = 137,742,808.23
  5. Step 5: Solve for x
    x = 137,742,808.23/10,341.16
  6. Step 6: Final answer
    x = 13,319.86

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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.