Home / 4,339.02-6,509.55-1,417.32

Finding the Fourth Proportional to 4,339.02, 6,509.55 and 1,417.32

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Solution

The fourth proportional to 4,339.02, 6,509.55 and 1,417.32 is: 2,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.02 : 6,509.55 = 1,417.32 : x
  2. Step 2: Convert to fraction form
    4,339.02/6,509.55 = 1,417.32/x
  3. Step 3: Cross multiply
    4,339.02x = 6,509.55 × 1,417.32
  4. Step 4: Simplify right side
    4,339.02x = 9,226,115.41
  5. Step 5: Solve for x
    x = 9,226,115.41/4,339.02
  6. Step 6: Final answer
    x = 2,126.31

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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.