Home / 10,077.34-15,119.02-4,070.32

Finding the Fourth Proportional to 10,077.34, 15,119.02 and 4,070.32

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Solution

The fourth proportional to 10,077.34, 15,119.02 and 4,070.32 is: 6,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.34 : 15,119.02 = 4,070.32 : x
  2. Step 2: Convert to fraction form
    10,077.34/15,119.02 = 4,070.32/x
  3. Step 3: Cross multiply
    10,077.34x = 15,119.02 × 4,070.32
  4. Step 4: Simplify right side
    10,077.34x = 61,539,249.49
  5. Step 5: Solve for x
    x = 61,539,249.49/10,077.34
  6. Step 6: Final answer
    x = 6,106.70

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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.