Home / 8,746.18-12,075.20-5,767.07

Finding the Fourth Proportional to 8,746.18, 12,075.20 and 5,767.07

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Solution

The fourth proportional to 8,746.18, 12,075.20 and 5,767.07 is: 7,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.18 : 12,075.20 = 5,767.07 : x
  2. Step 2: Convert to fraction form
    8,746.18/12,075.20 = 5,767.07/x
  3. Step 3: Cross multiply
    8,746.18x = 12,075.20 × 5,767.07
  4. Step 4: Simplify right side
    8,746.18x = 69,638,574.18
  5. Step 5: Solve for x
    x = 69,638,574.18/8,746.18
  6. Step 6: Final answer
    x = 7,962.17

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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.