Home / 4,281.02-6,421.95-1,161.07

Finding the Fourth Proportional to 4,281.02, 6,421.95 and 1,161.07

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Solution

The fourth proportional to 4,281.02, 6,421.95 and 1,161.07 is: 1,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.02 : 6,421.95 = 1,161.07 : x
  2. Step 2: Convert to fraction form
    4,281.02/6,421.95 = 1,161.07/x
  3. Step 3: Cross multiply
    4,281.02x = 6,421.95 × 1,161.07
  4. Step 4: Simplify right side
    4,281.02x = 7,456,341.51
  5. Step 5: Solve for x
    x = 7,456,341.51/4,281.02
  6. Step 6: Final answer
    x = 1,741.72

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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.