Home / 7,247.10-10,870.65-2,053.02

Finding the Fourth Proportional to 7,247.10, 10,870.65 and 2,053.02

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Solution

The fourth proportional to 7,247.10, 10,870.65 and 2,053.02 is: 3,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.10 : 10,870.65 = 2,053.02 : x
  2. Step 2: Convert to fraction form
    7,247.10/10,870.65 = 2,053.02/x
  3. Step 3: Cross multiply
    7,247.10x = 10,870.65 × 2,053.02
  4. Step 4: Simplify right side
    7,247.10x = 22,317,661.86
  5. Step 5: Solve for x
    x = 22,317,661.86/7,247.10
  6. Step 6: Final answer
    x = 3,079.53

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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.