Home / 10,595.04-15,880.16-7,080.80

Finding the Fourth Proportional to 10,595.04, 15,880.16 and 7,080.80

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Solution

The fourth proportional to 10,595.04, 15,880.16 and 7,080.80 is: 10,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.04 : 15,880.16 = 7,080.80 : x
  2. Step 2: Convert to fraction form
    10,595.04/15,880.16 = 7,080.80/x
  3. Step 3: Cross multiply
    10,595.04x = 15,880.16 × 7,080.80
  4. Step 4: Simplify right side
    10,595.04x = 112,444,236.93
  5. Step 5: Solve for x
    x = 112,444,236.93/10,595.04
  6. Step 6: Final answer
    x = 10,612.91

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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.