Home / 4,237.51-6,356.32-1,315.63

Finding the Fourth Proportional to 4,237.51, 6,356.32 and 1,315.63

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Solution

The fourth proportional to 4,237.51, 6,356.32 and 1,315.63 is: 1,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.51 : 6,356.32 = 1,315.63 : x
  2. Step 2: Convert to fraction form
    4,237.51/6,356.32 = 1,315.63/x
  3. Step 3: Cross multiply
    4,237.51x = 6,356.32 × 1,315.63
  4. Step 4: Simplify right side
    4,237.51x = 8,362,533.50
  5. Step 5: Solve for x
    x = 8,362,533.50/4,237.51
  6. Step 6: Final answer
    x = 1,973.46

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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.