Home / 4,687.04-7,030.72-1,224.32

Finding the Fourth Proportional to 4,687.04, 7,030.72 and 1,224.32

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Solution

The fourth proportional to 4,687.04, 7,030.72 and 1,224.32 is: 1,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.04 : 7,030.72 = 1,224.32 : x
  2. Step 2: Convert to fraction form
    4,687.04/7,030.72 = 1,224.32/x
  3. Step 3: Cross multiply
    4,687.04x = 7,030.72 × 1,224.32
  4. Step 4: Simplify right side
    4,687.04x = 8,607,851.11
  5. Step 5: Solve for x
    x = 8,607,851.11/4,687.04
  6. Step 6: Final answer
    x = 1,836.52

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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.