Home / 10,149.02-15,210.75-4,600.70

Finding the Fourth Proportional to 10,149.02, 15,210.75 and 4,600.70

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Solution

The fourth proportional to 10,149.02, 15,210.75 and 4,600.70 is: 6,895.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.02 : 15,210.75 = 4,600.70 : x
  2. Step 2: Convert to fraction form
    10,149.02/15,210.75 = 4,600.70/x
  3. Step 3: Cross multiply
    10,149.02x = 15,210.75 × 4,600.70
  4. Step 4: Simplify right side
    10,149.02x = 69,980,097.53
  5. Step 5: Solve for x
    x = 69,980,097.53/10,149.02
  6. Step 6: Final answer
    x = 6,895.26

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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.