Home / 10,095.16-13,931.11-6,320.40

Finding the Fourth Proportional to 10,095.16, 13,931.11 and 6,320.40

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Solution

The fourth proportional to 10,095.16, 13,931.11 and 6,320.40 is: 8,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.16 : 13,931.11 = 6,320.40 : x
  2. Step 2: Convert to fraction form
    10,095.16/13,931.11 = 6,320.40/x
  3. Step 3: Cross multiply
    10,095.16x = 13,931.11 × 6,320.40
  4. Step 4: Simplify right side
    10,095.16x = 88,050,278.62
  5. Step 5: Solve for x
    x = 88,050,278.62/10,095.16
  6. Step 6: Final answer
    x = 8,722.03

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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.