Home / 6,070.72-9,106.40-1,688.16

Finding the Fourth Proportional to 6,070.72, 9,106.40 and 1,688.16

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Solution

The fourth proportional to 6,070.72, 9,106.40 and 1,688.16 is: 2,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.72 : 9,106.40 = 1,688.16 : x
  2. Step 2: Convert to fraction form
    6,070.72/9,106.40 = 1,688.16/x
  3. Step 3: Cross multiply
    6,070.72x = 9,106.40 × 1,688.16
  4. Step 4: Simplify right side
    6,070.72x = 15,373,060.22
  5. Step 5: Solve for x
    x = 15,373,060.22/6,070.72
  6. Step 6: Final answer
    x = 2,532.33

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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.