Home / 8,752.02-12,077.80-4,773.10

Finding the Fourth Proportional to 8,752.02, 12,077.80 and 4,773.10

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Solution

The fourth proportional to 8,752.02, 12,077.80 and 4,773.10 is: 6,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.02 : 12,077.80 = 4,773.10 : x
  2. Step 2: Convert to fraction form
    8,752.02/12,077.80 = 4,773.10/x
  3. Step 3: Cross multiply
    8,752.02x = 12,077.80 × 4,773.10
  4. Step 4: Simplify right side
    8,752.02x = 57,648,547.18
  5. Step 5: Solve for x
    x = 57,648,547.18/8,752.02
  6. Step 6: Final answer
    x = 6,586.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.